[ { "ch": "What is the FOD?", "ansGr": [ { "ans": [ "FOD is any damage caused by any loose object to aircraft, personnel, or equipment.", "true" ] }, { "ans": [ "FOD is any damage caused by any loose object to aircraft, tool, or equipment.", "false" ] }, { "ans": [ "FOD is any damage caused by any loose object to personnel, componet or equipment.", "false" ] } ] }, { "ch": "For commercial purposes, How many class of fire?", "ansGr": [ { "ans": [ "3", "true" ] }, { "ans": [ "2", "false" ] }, { "ans": [ "4", "false" ] } ] }, { "ch": "Three things are required for a fire:", "ansGr": [ { "ans": [ "Fuel, heat, oxygen.", "true" ] }, { "ans": [ "Fuel, air, oxygen.", "false" ] }, { "ans": [ "Fuel, heat, gas.", "false" ] } ] }, { "ch": "What is the purpose of hearing protection?", "ansGr": [ { "ans": [ "Reduce the sound level reaching the eardrum and reduce the chances of hearing loss.", "true" ] }, { "ans": [ "Increase the sound level reaching the eardrum and reduce the chances of hearing loss.", "false" ] }, { "ans": [ "Reduce the sound level reaching the eardrum and increase the chances of hearing loss.", "false" ] } ] }, { "ch": "Fires occur in ordinary combustible materials, such as wood, cloth, paper, upholstery materials, and so forth.", "ansGr": [ { "ans": [ "Class A.", "true" ] }, { "ans": [ "Class B.", "false" ] }, { "ans": [ "Class C.", "false" ] } ] }, { "ch": "Fires occur in flammable petroleum products of other flammable or combustible liquids, greases, solvents, paints.", "ansGr": [ { "ans": [ "Class B.", "true" ] }, { "ans": [ "Class A.", "false" ] }, { "ans": [ "Class C.", "false" ] } ] }, { "ch": "Fires involve energized electrical wiring and equipment.", "ansGr": [ { "ans": [ "Class C.", "true" ] }, { "ans": [ "Class A.", "false" ] }, { "ans": [ "Class B.", "false" ] } ] }, { "ch": "Water extinguishers are the best type to use on:", "ansGr": [ { "ans": [ "Class A fires.", "true" ] }, { "ans": [ "Class B fires.", "false" ] }, { "ans": [ "Class C fires.", "false" ] } ] }, { "ch": "Fire extinguishers should be marked to indicate suitability for:", "ansGr": [ { "ans": [ "Class of fire.", "true" ] }, { "ans": [ "Place of fire.", "false" ] }, { "ans": [ "Degree of fire.", "false" ] } ] }, { "ch": "The modern gas turbine engine will create a low pressure area in front of the engine that will cause:", "ansGr": [ { "ans": [ "Any FOD to be drawn into the engine.", "true" ] }, { "ans": [ "Any FOD to be drawn into the APU.", "false" ] }, { "ans": [ "Any FOD to be drawn into the air intake.", "false" ] } ] }, { "ch": "When electricity is applied to the human body, it can create.", "ansGr": [ { "ans": [ "Severe burns.", "true" ] }, { "ans": [ "Mild burns.", "false" ] }, { "ans": [ "Blistered skin.", "false" ] } ] }, { "ch": "When working on electrical systme, technician must:", "ansGr": [ { "ans": [ "Wear or use proper safety equipment.", "true" ] }, { "ans": [ "Wear or use the equipment normally.", "false" ] }, { "ans": [ "No requirements.", "false" ] } ] }, { "ch": "Two factors that affect safety when dealing with electricity are:", "ansGr": [ { "ans": [ "Fear and overconfidence.", "true" ] }, { "ans": [ "Fear and worry.", "false" ] }, { "ans": [ "Subjectivity and overconfidence.", "false" ] } ] }, { "ch": "To prevent electrical fire:", "ansGr": [ { "ans": [ "Closely monitor the condition of electrical equipment. Repair or replace damaged equipment before further use.", "true" ] }, { "ans": [ "Closely monitor the condition of electrical equipment. Hang Waring tag on damaged equipment before further use.", "false" ] }, { "ans": [ "Closely monitor the condition of electrical equipment. Report damaged equipment before further use.", "false" ] } ] }, { "ch": "Air used for paint spraying should be filtered.", "ansGr": [ { "ans": [ "To remove oil and water.", "true" ] }, { "ans": [ "To remove oil and fuel.", "false" ] }, { "ans": [ "To remove fuel and water.", "false" ] } ] }, { "ch": "One of safety around compressed gases:", "ansGr": [ { "ans": [ "Air hoses should be straightened.", "true" ] }, { "ans": [ "Use compressed air to clean hands or clothing.", "false" ] }, { "ans": [ "Air hoses should be folded.", "false" ] } ] }, { "ch": "When working with oxygen cylinders", "ansGr": [ { "ans": [ "Always use protective caps and plugs.", "true" ] }, { "ans": [ "Always use plastic bags and plugs.", "false" ] }, { "ans": [ "Always use adhesive tape", "false" ] } ] }, { "ch": "Oxygen cylinders should be stored:", "ansGr": [ { "ans": [ "In a designated and away from heat sources.", "true" ] }, { "ans": [ "In serviceable store.", "false" ] }, { "ans": [ "In a designated and away from air sources.", "false" ] } ] }, { "ch": "The key to fire safety is knowledge of:", "ansGr": [ { "ans": [ "What causes fire, how to prevent it, and how to put it out.", "true" ] }, { "ans": [ "Flammable substance.", "false" ] }, { "ans": [ "Fire extinguishing agent.", "false" ] } ] }, { "ch": "Carbon dioxide (CO₂) extinguishers are used for:", "ansGr": [ { "ans": [ "Class A, B, and C fires.", "true" ] }, { "ans": [ "Class A, B, and D fires.", "false" ] }, { "ans": [ "Class B, C, and D fires.", "false" ] } ] }, { "ch": "For Class A, B, and C fires are usually used:", "ansGr": [ { "ans": [ "Carbon dioxide extinguishers.", "true" ] }, { "ans": [ "Water extinguishers.", "false" ] }, { "ans": [ "Dry powder extinguishers.", "false" ] } ] }, { "ch": "Best fire extinguishers to use on Class D fires:", "ansGr": [ { "ans": [ "Dry powder extinguishers.", "true" ] }, { "ans": [ "Water extinguishers.", "false" ] }, { "ans": [ "Carbon dioxide extinguishers.", "false" ] } ] }, { "ch": "Dry powder extinguisher is not recommended for aircraft use because:", "ansGr": [ { "ans": [ "It can damage electronic or other delicate equipment.", "true" ] }, { "ans": [ "The fire cannot be completely extinguished.", "false" ] }, { "ans": [ "It just used for class A, B, C fires.", "false" ] } ] }, { "ch": "When using a fire extinguisher, make sure you have the:", "ansGr": [ { "ans": [ "Correct type.", "true" ] }, { "ans": [ "Correct size.", "false" ] }, { "ans": [ "Correct marking.", "false" ] } ] }, { "ch": "What contents do workshop practices include?", "ansGr": [ { "ans": [ "Care of tools, control of tools, use of workshop materials; Dimensions, allowances and tolerances, standards of workmanship; Calibration of tools and equipment, calibration standards.", "true" ] }, { "ans": [ "Care of tools, control of tools, use of workshop materials and repair tools.", "false" ] }, { "ans": [ "Care of tools, control of tools, use of workshop materials ,calibration of tools and equipment and repair tools.", "false" ] } ] }, { "ch": "Who engages in activities where the use of tools is featured?", "ansGr": [ { "ans": [ "The aviation maintenance engineer .", "true" ] }, { "ans": [ "The tool keeper.", "false" ] }, { "ans": [ "The tool inspector.", "false" ] } ] }, { "ch": "Who owns common hand tool set such as: wrenches, spanners, socket sets, hammers, screwdrivers, pliers and the like ?", "ansGr": [ { "ans": [ "The aviation maintenance engineer .", "true" ] }, { "ans": [ "The maintenance organization .", "false" ] }, { "ans": [ "The maintenance manager.", "false" ] } ] }, { "ch": "What is the effect of wipping a light coating of oil on the steel tool after use ?", "ansGr": [ { "ans": [ "Prevent corrosion.", "true" ] }, { "ans": [ "Prevent moisture.", "false" ] }, { "ans": [ "Prevent mold.", "false" ] } ] }, { "ch": "Who should a technician seek help from if they have any questions about how to use a tool?", "ansGr": [ { "ans": [ "An experienced colleague or the manufacturer of the tool.", "true" ] }, { "ans": [ "Tool inspector.", "false" ] }, { "ans": [ "Tool keeper.", "false" ] } ] }, { "ch": "Why do we see the wrenchs and sockets are missing easily?", "ansGr": [ { "ans": [ "Each wrench and socket occupy a specific location in the wrench and socket holder .", "true" ] }, { "ans": [ "Part number of each wrench and socket is managed in software in the computer.", "false" ] }, { "ans": [ "Wrenchs and sockets are always kept in the same location.", "false" ] } ] }, { "ch": "Who is responsible for the control of own tools and any special tools borrowed from the company to perform a job?", "ansGr": [ { "ans": [ "Each engineer.", "true" ] }, { "ans": [ "Tool inspector.", "false" ] }, { "ans": [ "Director of company.", "false" ] } ] }, { "ch": "How do we identify the special tool?", "ansGr": [ { "ans": [ "An identification number or a bar code label attached directly to the tool .", "true" ] }, { "ans": [ "An identification number in inventory record.", "false" ] }, { "ans": [ "A bar code label on personal toolbox", "false" ] } ] }, { "ch": "Where can the administrator of the tool room find the name of the engineer receiving the tool?", "ansGr": [ { "ans": [ "The inventory record of tool room.", "true" ] }, { "ans": [ "The computer of the administrator of the tool room .", "false" ] }, { "ans": [ "One software of tool room.", "false" ] } ] }, { "ch": "What is the most important check to control the tool?", "ansGr": [ { "ans": [ "End of Work' tool check", "true" ] }, { "ans": [ "End and Begin of Work' tool check", "false" ] }, { "ans": [ "Begin of Work' tool check", "false" ] } ] }, { "ch": "When should the aircraft be released for service?", "ansGr": [ { "ans": [ "When all borrowed special tools are returned to room tool and the personal toolbox is not missing any tools.", "true" ] }, { "ans": [ "When all borrowed special tools are returned to room tool.", "false" ] }, { "ans": [ "When the personal toolbox is not missing any tools.", "false" ] } ] }, { "ch": "How many groups of tools are there?", "ansGr": [ { "ans": [ "2", "true" ] }, { "ans": [ "3", "false" ] }, { "ans": [ "4", "false" ] } ] }, { "ch": "Which group do wrenches, spanners, socket sets, hammers, screwdrivers, pliers and the like belong to?", "ansGr": [ { "ans": [ "Personal tool.", "true" ] }, { "ans": [ "Special tool.", "false" ] }, { "ans": [ "Rudimentary tool.", "false" ] } ] }, { "ch": "Where are oils, greases, some adhesives, sealing and glazing compounds in addition to many paints, enamels and epoxy surface finishes stored ?", "ansGr": [ { "ans": [ "Be stored outdoors or in specially designed cabinets.", "true" ] }, { "ans": [ "Be stored indoors.", "false" ] }, { "ans": [ "Be stored in storage cabinets are kept under direct sunlight in a workshop or hangar.", "false" ] } ] }, { "ch": "Can two types of oils be mixed together when used in aircraft?", "ansGr": [ { "ans": [ "Never mixed together, unless the two materials are designed to be mixed", "true" ] }, { "ans": [ "Never mixed together.", "false" ] }, { "ans": [ "Can mixed together.", "false" ] } ] }, { "ch": "When does the operator wearing a mask or some form of remote breathing apparatus?", "ansGr": [ { "ans": [ "When handling materials that give off fumes.", "true" ] }, { "ans": [ "When working in a place that is too narrow", "false" ] }, { "ans": [ "When working in a place with insufficient air", "false" ] } ] }, { "ch": "Whose regulations must the disposal of liquid materials only be carried out in accordance with ?", "ansGr": [ { "ans": [ "Company, local, national, and international regulations.", "true" ] }, { "ans": [ "Manager, local, national, and international regulations.", "false" ] }, { "ans": [ "Company, manufacturer,local, national, and international regulations.", "false" ] } ] }, { "ch": "The basic size diameter of a piston is 4.0 inches.The tolerance established by the engine manufacturer is .005 inch.The piston's actual size is 4,1 inches.Is this actual size used in the engine?", "ansGr": [ { "ans": [ "The piston is rejected for use in the engine.", "true" ] }, { "ans": [ "The piston is accepted for use in the engine.", "false" ] }, { "ans": [ "The piston can use in the engine with some conditions", "false" ] } ] }, { "ch": "What is the actual size if basic size is 5.0 inches and the unilateral tolerance is -.005?", "ansGr": [ { "ans": [ "The actual size must be between 4.995 inches and 5.0 inches", "true" ] }, { "ans": [ "The actual size must be between 4.895 inches and 5.0 inches", "false" ] }, { "ans": [ "The actual size must be between 5.005 inches and 5.1 inches", "false" ] } ] }, { "ch": "What is the kind of fit which allows for sliding or rotating between mating parts?", "ansGr": [ { "ans": [ "A clearance fit.", "true" ] }, { "ans": [ "An interference fit.", "false" ] }, { "ans": [ "A tight fit", "false" ] } ] }, { "ch": "What are the mandatory guidance to bring about the best results in aircraft maintenance and repair?", "ansGr": [ { "ans": [ "Manufacturer’s instructions.", "true" ] }, { "ans": [ "Company’s instructions.", "false" ] }, { "ans": [ "Calibrator's instructions.", "false" ] } ] }, { "ch": "Where are the tools calibrated periodically?", "ansGr": [ { "ans": [ "A calibration shop in-house and independent agencies that perform the calibration.", "true" ] }, { "ans": [ "In tool room of company.", "false" ] }, { "ans": [ "At the tool manufacturing site", "false" ] } ] }, { "ch": "What information do the calibration records or certificates should contain", "ansGr": [ { "ans": [ "Identification of equipment ,Standard used ,Results obtained,Uncertainty of measurement ,Assigned calibration interval ,Limits of permissible error,The authority under which the release document was issued,Any limitation in the use of the equipment ,Date on which each calibration was conducted.", "true" ] }, { "ans": [ "Identification of equipment ,Standard used ,Results obtained,Uncertainty of measurement ,Assigned calibration interval ,Limits of permissible error.", "false" ] }, { "ans": [ "The authority under which the release document was issued,Any limitation in the use of the equipment ,Date on which each calibration was conducted.", "false" ] } ] }, { "ch": "When are the electrical instruments calibrated?", "ansGr": [ { "ans": [ "Before each use", "true" ] }, { "ans": [ "No calibration required", "false" ] }, { "ans": [ "Calibrate once a year", "false" ] } ] }, { "ch": "What is the main purpose of a screwdriver?", "ansGr": [ { "ans": [ "To loosen or tighten screws or screw head bolts", "true" ] }, { "ans": [ "To drill holes", "false" ] }, { "ans": [ "To cut wires", "false" ] } ] }, { "ch": "How much of the screw slot must a common screwdriver fill?", "ansGr": [ { "ans": [ "0.75", "true" ] }, { "ans": [ "1", "false" ] }, { "ans": [ "0.9", "false" ] } ] }, { "ch": "What is the primary use of roundnose pliers?", "ansGr": [ { "ans": [ "Crimping metal", "true" ] }, { "ans": [ "Cutting wire", "false" ] }, { "ans": [ "Twisting safety wire", "false" ] } ] }, { "ch": "What is the primary use of Diagonal pliers?", "ansGr": [ { "ans": [ "Cutting wire", "true" ] }, { "ans": [ "Crimping metal", "false" ] }, { "ans": [ "Twisting safety wire", "false" ] } ] }, { "ch": "What is a common name for a temporary clamp used to position components?", "ansGr": [ { "ans": [ "C-clamp", "true" ] }, { "ans": [ "G-clamp", "false" ] }, { "ans": [ "F-clamp", "false" ] } ] }, { "ch": "How are power tools generally powered?", "ansGr": [ { "ans": [ "Electrically and pneumatically", "true" ] }, { "ans": [ "Hydraulically and mechanically", "false" ] }, { "ans": [ "Manually and hydraulically", "false" ] } ] }, { "ch": "What is the primary power source for nibblers?", "ansGr": [ { "ans": [ "Compressed air", "true" ] }, { "ans": [ "Electricity", "false" ] }, { "ans": [ "Hydraulic power", "false" ] } ] }, { "ch": "What type of drills are preferred for use around flammable materials and aircraft?", "ansGr": [ { "ans": [ "Pneumatic drills", "true" ] }, { "ans": [ "Electric drills", "false" ] }, { "ans": [ "Laser drills", "false" ] } ] }, { "ch": "What creates the magnetic fields used in the operation of a meter?", "ansGr": [ { "ans": [ "Current from the circuit", "true" ] }, { "ans": [ "Thermal energy", "false" ] }, { "ans": [ "Resistance from the circuit", "false" ] } ] }, { "ch": "What is the end shape of a Phillips screwdriver?", "ansGr": [ { "ans": [ "Blunt", "true" ] }, { "ans": [ "Flat", "false" ] }, { "ans": [ "Curved", "false" ] } ] }, { "ch": "Why should clamps and vises not be used beyond their capacity?", "ansGr": [ { "ans": [ "To avoid personal injury and workpiece damage", "true" ] }, { "ans": [ "To avoid scratching the workpiece", "false" ] }, { "ans": [ "To prevent wear and tear on the clamp or vise", "false" ] } ] }, { "ch": "What materials can mallet heads be made of?", "ansGr": [ { "ans": [ "Hickory, rawhide, or rubber", "true" ] }, { "ans": [ "Steel, iron, or aluminum", "false" ] }, { "ans": [ "Plastic, lead, or brass", "false" ] } ] }, { "ch": "How should you swing a hammer correctly?", "ansGr": [ { "ans": [ "By bending the elbow", "true" ] }, { "ans": [ "By bending the wrist", "false" ] }, { "ans": [ "By keeping the arm straight", "false" ] } ] }, { "ch": "What type of punch is used to make large indentations for starting a twist drill?", "ansGr": [ { "ans": [ "Center punch", "true" ] }, { "ans": [ "Prick punch", "false" ] }, { "ans": [ "Pin punch", "false" ] } ] }, { "ch": "What is the primary use of a drive punch?", "ansGr": [ { "ans": [ "Driving out damaged rivets, pins, and bolts", "true" ] }, { "ans": [ "Locating centers for drawing circles", "false" ] }, { "ans": [ "Placing reference marks on metal", "false" ] } ] }, { "ch": "How many points do well-manufactured box-end wrenches usually have?", "ansGr": [ { "ans": [ "12 points", "true" ] }, { "ans": [ "10 points", "false" ] }, { "ans": [ "6 points", "false" ] } ] }, { "ch": "What should always be done before using an unfamiliar power tool?", "ansGr": [ { "ans": [ "Seek instruction on how to use it", "true" ] }, { "ans": [ "Start using it immediately", "false" ] }, { "ans": [ "Measure its weight", "false" ] } ] }, { "ch": "What are the three main parts of a hacksaw?", "ansGr": [ { "ans": [ "Blade, frame, and handle", "true" ] }, { "ans": [ "Frame, teeth, and screws", "false" ] }, { "ans": [ "Handle, grip, and screws", "false" ] } ] }, { "ch": "What tool should be used to keep files clean?", "ansGr": [ { "ans": [ "File card", "true" ] }, { "ans": [ "File brush", "false" ] }, { "ans": [ "Steel wool", "false" ] } ] }, { "ch": "What is the primary use of reamers?", "ansGr": [ { "ans": [ "Smoothing and enlarging holes to exact size", "true" ] }, { "ans": [ "Drilling holes and polishing surfaces", "false" ] }, { "ans": [ "Cutting threads", "false" ] } ] }, { "ch": "What is the primary function of a drill press?", "ansGr": [ { "ans": [ "Drilling holes with high accuracy", "true" ] }, { "ans": [ "Cutting metal sheets", "false" ] }, { "ans": [ "Drilling holes with flexible areas in the aircraft", "false" ] } ] }, { "ch": "What should be used to mark the holes before drilling?", "ansGr": [ { "ans": [ "A small drill bit", "true" ] }, { "ans": [ "A large drill bit", "false" ] }, { "ans": [ "A sharp point screwdriver", "false" ] } ] }, { "ch": "Why is the slide caliper preferred over a ruler for certain measurements?", "ansGr": [ { "ans": [ "It provides greater accuracy", "true" ] }, { "ans": [ "It is easier to use", "false" ] }, { "ans": [ "It is cheaper", "false" ] } ] }, { "ch": "How should an ammeter be connected in a circuit?", "ansGr": [ { "ans": [ "In series with the element", "true" ] }, { "ans": [ "In parallel with the element", "false" ] }, { "ans": [ "Across a voltage source", "false" ] } ] }, { "ch": "How should the red meter lead be installed when measuring voltage?", "ansGr": [ { "ans": [ "In the positive meter jack (+)", "true" ] }, { "ans": [ "In the negative meter jack (-)", "false" ] }, { "ans": [ "It doesn't matter", "false" ] } ] }, { "ch": "How is current measured in a circuit?", "ansGr": [ { "ans": [ "By opening the circuit and inserting the ammeter in series", "true" ] }, { "ans": [ "By placing the ammeter in parallel with the circuit", "false" ] }, { "ans": [ "By using a voltmeter", "false" ] } ] }, { "ch": "What powers portable power drills?", "ansGr": [ { "ans": [ "Electricity and compressed air", "true" ] }, { "ans": [ "Hydraulic and compressed air", "false" ] }, { "ans": [ "Electricity and hydraulic", "false" ] } ] }, { "ch": "How does a Reed & Prince recessed head differ from a Phillips recessed head?", "ansGr": [ { "ans": [ "It forms a perfect cross", "true" ] }, { "ans": [ "It forms a perfect square", "false" ] }, { "ans": [ "It is hexagonal", "false" ] } ] }, { "ch": "What are the most common crosspoint screwdrivers?", "ansGr": [ { "ans": [ "Number 1 and Number 2 Phillips", "true" ] }, { "ans": [ "Number 1 and Number 3", "false" ] }, { "ans": [ "Number 2 and Number 3", "false" ] } ] }, { "ch": "Which pliers are most frequently used in aircraft repair work?", "ansGr": [ { "ans": [ "Diagonal, needlenose, and duckbill pliers", "true" ] }, { "ans": [ "Roundnose, slip-joint, and locking pliers", "false" ] }, { "ans": [ "Adjustable, groove-joint, and channel-lock pliers", "false" ] } ] }, { "ch": "When might it be necessary to use a vise instead of a clamp?", "ansGr": [ { "ans": [ "When holding materials for extended periods", "true" ] }, { "ans": [ "When the workpiece is extremely large", "false" ] }, { "ans": [ "When working with lightweight materials only", "false" ] } ] }, { "ch": "What is one key feature of a carriage clamp (C-clamp)?", "ansGr": [ { "ans": [ "It is used to position components while fixing them together", "true" ] }, { "ans": [ "It can be permanently installed", "false" ] }, { "ans": [ "It is only suitable for plastic materials", "false" ] } ] }, { "ch": "Why should the faces of hammers and mallets be kept smooth and free from dents, chips, or gouges?", "ansGr": [ { "ans": [ "To prevent marring the work", "true" ] }, { "ans": [ "To reduce noise", "false" ] }, { "ans": [ "To prevent increase their weight", "false" ] } ] }, { "ch": "What is the primary use of prick punches?", "ansGr": [ { "ans": [ "Placing reference marks on metal", "true" ] }, { "ans": [ "Making large indentations in metal", "false" ] }, { "ans": [ "Removing damaged rivets", "false" ] } ] }, { "ch": "What is the characteristic of a flexible hacksaw blade?", "ansGr": [ { "ans": [ "Only the teeth are hardened", "true" ] }, { "ans": [ "The entire blade is hard", "false" ] }, { "ans": [ "It cannot bend at all", "false" ] } ] }, { "ch": "What is the usual length range for chisels?", "ansGr": [ { "ans": [ "13 cm to 20 cm", "true" ] }, { "ans": [ "5 cm to 10 cm", "false" ] }, { "ans": [ "25 cm to 35 cm", "false" ] } ] }, { "ch": "What should be the cutting angle of a chisel for general use?", "ansGr": [ { "ans": [ "60° to 70°", "true" ] }, { "ans": [ "75° to 85°", "false" ] }, { "ans": [ "45° to 55°", "false" ] } ] }, { "ch": "How is the length of a file measured?", "ansGr": [ { "ans": [ "From the tip to the heel, excluding the tang", "true" ] }, { "ans": [ "From the tip to the tang, including the tang", "false" ] }, { "ans": [ "From the heel to the handle", "false" ] } ] }, { "ch": "What type of reamer has no taper and is used to finish the bottom of holes?", "ansGr": [ { "ans": [ "Bottoming reamer", "true" ] }, { "ans": [ "Straight fluted reamer", "false" ] }, { "ans": [ "Spiral fluted reamer", "false" ] } ] }, { "ch": "What is the most common type of drill press?", "ansGr": [ { "ans": [ "Upright drill press", "true" ] }, { "ans": [ "Radial drill press", "false" ] }, { "ans": [ "Bench drill press", "false" ] } ] }, { "ch": "Why is the upright drill press preferred for certain drilling tasks?", "ansGr": [ { "ans": [ "It is more accurate", "true" ] }, { "ans": [ "It is faster", "false" ] }, { "ans": [ "It is easier to use", "false" ] } ] }, { "ch": "what critical temperature can HSS drill bits retain their hardness?", "ansGr": [ { "ans": [ "760 °C", "true" ] }, { "ans": [ "800 °C", "false" ] }, { "ans": [ "600 °C", "false" ] } ] }, { "ch": "What feature is characteristic of twist drill bits?", "ansGr": [ { "ans": [ "Spiral grooves or flutes", "true" ] }, { "ans": [ "Flat edges", "false" ] }, { "ans": [ "Serrated edges", "false" ] } ] }, { "ch": "Which material is used to make twist drill bits for drilling titanium?", "ansGr": [ { "ans": [ "Cobalt-vanadium", "true" ] }, { "ans": [ "Tungsten carbide", "false" ] }, { "ans": [ "High Speed Steel (HSS)", "false" ] } ] }, { "ch": "How should you hold the center punch when marking holes?", "ansGr": [ { "ans": [ "Perpendicular to the surface", "true" ] }, { "ans": [ "At an angle to the surface", "false" ] }, { "ans": [ "Horizontally", "false" ] } ] }, { "ch": "How is 1/8 inch expressed as a decimal?", "ansGr": [ { "ans": [ "0.125", "true" ] }, { "ans": [ "0.075", "false" ] }, { "ans": [ "0.15", "false" ] } ] }, { "ch": "Which caliper type should not be used for precision measurement?", "ansGr": [ { "ans": [ "Hermaphrodite calipers", "true" ] }, { "ans": [ "Outside calipers", "false" ] }, { "ans": [ "Inside calipers", "false" ] } ] }, { "ch": "How many parts is the bevel edge of the thimble divided into?", "ansGr": [ { "ans": [ "25 parts", "true" ] }, { "ans": [ "20 parts", "false" ] }, { "ans": [ "50 parts", "false" ] } ] }, { "ch": "How much does each division on the thimble represent?", "ansGr": [ { "ans": [ "0.001 inch", "true" ] }, { "ans": [ "0.010 inch", "false" ] }, { "ans": [ "0.100 inch", "false" ] } ] }, { "ch": "What part of the micrometer is used to make adjustments while measuring?", "ansGr": [ { "ans": [ "The thimble", "true" ] }, { "ans": [ "The anvil", "false" ] }, { "ans": [ "The spindle", "false" ] } ] }, { "ch": "What does a dial indicator measure?", "ansGr": [ { "ans": [ "Measuring surface variations", "true" ] }, { "ans": [ "Measuring diameters", "false" ] }, { "ans": [ "Measuring length", "false" ] } ] }, { "ch": "What is required for each range in a multirange ammeter?", "ansGr": [ { "ans": [ "Different shunt resistance", "true" ] }, { "ans": [ "Different meter size", "false" ] }, { "ans": [ "Different scale length", "false" ] } ] }, { "ch": "What determines the voltage drop across the meter coil?", "ansGr": [ { "ans": [ "Current and coil resistance", "true" ] }, { "ans": [ "Frequency and amplitude", "false" ] }, { "ans": [ "Voltage and resistance", "false" ] } ] }, { "ch": "What components are included in a basic ohmmeter?", "ansGr": [ { "ans": [ "Battery, variable resistor, and meter movement", "true" ] }, { "ans": [ "Battery, capacitor, and diode", "false" ] }, { "ans": [ "Variable resistor, capacitor, and transistor", "false" ] } ] }, { "ch": "What is the effect of a low resistance voltmeter on a circuit?", "ansGr": [ { "ans": [ "It draws off a significant amount of current", "true" ] }, { "ans": [ "It increases the current", "false" ] }, { "ans": [ "It decreases the resistance", "false" ] } ] }, { "ch": "What role does the internal battery play in an ohmmeter?", "ansGr": [ { "ans": [ "Produces a current through the movement coil", "true" ] }, { "ans": [ "Stabilizes the voltage", "false" ] }, { "ans": [ "Supplies power for external devices", "false" ] } ] }, { "ch": "What does the meter indicate when the ohmmeter leads are open?", "ansGr": [ { "ans": [ "Infinite resistance", "true" ] }, { "ans": [ "Zero resistance", "false" ] }, { "ans": [ "Voltage drop", "false" ] } ] }, { "ch": "Why is it important to adjust the current in an ohmmeter to show zero resistance correctly?", "ansGr": [ { "ans": [ "To compensate for changes in internal battery voltage", "true" ] }, { "ans": [ "To prevent the meter from overheating", "false" ] }, { "ans": [ "To reduce the size of the meter", "false" ] } ] }, { "ch": "How does the shunt resistance change for higher ohm ranges?", "ansGr": [ { "ans": [ "It increases", "true" ] }, { "ans": [ "It decreases", "false" ] }, { "ans": [ "It remains the same", "false" ] } ] }, { "ch": "How are coils A and B in the megger positioned?", "ansGr": [ { "ans": [ "With a fixed angular relationship to each other", "true" ] }, { "ans": [ "Parallel to each other", "false" ] }, { "ans": [ "Perpendicular to each other", "false" ] } ] }, { "ch": "What does coil B tend to do in the megger's instrument portion?", "ansGr": [ { "ans": [ "Move the pointer counterclockwise", "true" ] }, { "ans": [ "Move the pointer clockwise", "false" ] }, { "ans": [ "Move the pointer in both directions", "false" ] } ] }, { "ch": "What forms the voltage element in a wattmeter?", "ansGr": [ { "ans": [ "Movable coil with a series resistance", "true" ] }, { "ans": [ "Stationary coil", "false" ] }, { "ans": [ "Transformer", "false" ] } ] }, { "ch": "What forms the current element in a wattmeter?", "ansGr": [ { "ans": [ "Stationary coil", "true" ] }, { "ans": [ "Movable coil with a series resistance", "false" ] }, { "ans": [ "Transformer", "false" ] } ] }, { "ch": "What type of screen do most bench or shop oscilloscopes use?", "ansGr": [ { "ans": [ "Cathode-ray tube (CRT)", "true" ] }, { "ans": [ "LCD screen", "false" ] }, { "ans": [ "LED screen", "false" ] } ] }, { "ch": "What is the role of the phosphorescent coat in a CRT oscilloscope?", "ansGr": [ { "ans": [ "To emit light when struck by the electron beam", "true" ] }, { "ans": [ "To absorb electrons", "false" ] }, { "ans": [ "To deflect the electron beam", "false" ] } ] }, { "ch": "Where should the meter probes be placed relative to the component,In voltage measurement?", "ansGr": [ { "ans": [ "In parallel across the component", "true" ] }, { "ans": [ "In series with the component", "false" ] }, { "ans": [ "Between the component and ground", "false" ] } ] }, { "ch": "How should the ammeter be oriented relative to the circuit's current flow?", "ansGr": [ { "ans": [ "In the direction of current flow", "true" ] }, { "ans": [ "Opposite to the direction of current flow", "false" ] }, { "ans": [ "It doesn't matter", "false" ] } ] }, { "ch": "What does a near zero resistance reading indicate during a continuity check?", "ansGr": [ { "ans": [ "A short circuit or good connection", "true" ] }, { "ans": [ "A high current flow", "false" ] }, { "ans": [ "An open circuit", "false" ] } ] }, { "ch": "How can a technician identify a short circuit in a series circuit?", "ansGr": [ { "ans": [ "By observing increased current flow or a blown fuse", "true" ] }, { "ans": [ "By checking for reduced voltage", "false" ] }, { "ans": [ "By measuring increased resistance", "false" ] } ] }, { "ch": "How does an open resistor affect the total resistance in a parallel circuit?", "ansGr": [ { "ans": [ "Increases total resistance", "true" ] }, { "ans": [ "Decreases total resistance", "false" ] }, { "ans": [ "Has no effect", "false" ] } ] }, { "ch": "What type of components are sometimes fabricated using spin forming?", "ansGr": [ { "ans": [ "Propeller spinners", "true" ] }, { "ans": [ "Structural beams", "false" ] }, { "ans": [ "Fasteners", "false" ] } ] }, { "ch": "What is the recommended speed for drilling aluminum alloy?", "ansGr": [ { "ans": [ "200 to 300 sfm", "true" ] }, { "ans": [ "100 to 150 sfm", "false" ] }, { "ans": [ "400 to 500 sfm", "false" ] } ] }, { "ch": "What is Drawing a method of ?", "ansGr": [ { "ans": [ "Conveying ideas concerning the construction or assembly of objects.", "true" ] }, { "ans": [ "Drawing here is a method for generating new ideas related to building or creating objects.", "false" ] }, { "ans": [ "Drawing here is a method for generating new ideas related to disassembling or creating objects.", "false" ] } ] }, { "ch": "How can designers share their work with other designers and manufacturers virtually anytime?", "ansGr": [ { "ans": [ "By computer networking and the Internet", "true" ] }, { "ans": [ "A drawing “board” with pen or pencil and paper", "false" ] }, { "ans": [ "By Computers", "false" ] } ] }, { "ch": "Howm many class may Drawings be divided into?", "ansGr": [ { "ans": [ "(1) detail, (2) assembly, and (3) installation.", "true" ] }, { "ans": [ "(1) detail, (2) dis-assembly, and (3) installation.", "false" ] }, { "ans": [ "(1) detail, (2) assembly, and (3) remove.", "false" ] } ] }, { "ch": "What are title blocks below?", "ansGr": [ { "ans": [ "The date, the names, the scale", "true" ] }, { "ans": [ "The date, the steps, the scale", "false" ] }, { "ans": [ "The date, the names, the number of lines", "false" ] } ] }, { "ch": "What does the universal numbering system provide?", "ansGr": [ { "ans": [ "A means of identifying standard drawing sizes", "true" ] }, { "ans": [ "A means of separate standard drawing sizes", "false" ] }, { "ans": [ "A means of identifying drawing sizes", "false" ] } ] }, { "ch": "What is called tolerance?", "ansGr": [ { "ans": [ "The sum of the plus and minus allowance figures", "true" ] }, { "ans": [ "The maximum figure", "false" ] }, { "ans": [ "The minus (-) figure", "false" ] } ] }, { "ch": "What are used to indicate the surface that must be machine finished ?", "ansGr": [ { "ans": [ "Finish Marks", "true" ] }, { "ans": [ "Scale", "false" ] }, { "ans": [ "Application", "false" ] } ] }, { "ch": "What í is the branch of mathematics ?", "ansGr": [ { "ans": [ "Geometry", "true" ] }, { "ans": [ "Orthographic Projection Drawings", "false" ] }, { "ans": [ "Orthographic", "false" ] } ] }, { "ch": "What are One-view drawings commonly used for objects of?", "ansGr": [ { "ans": [ "Gaskets, shims, plates, cylindrical, spherical, or square parts", "true" ] }, { "ans": [ "Gaskets, shims, and plates", "false" ] }, { "ans": [ "Cylindrical, spherical, or square parts", "false" ] } ] }, { "ch": "What are defined as a graphic representation of an assembly or system, indicating the various parts and expressing the methods or principles of operation ?", "ansGr": [ { "ans": [ "Diagrams", "true" ] }, { "ans": [ "Drawings", "false" ] }, { "ans": [ "Flowcharts", "false" ] } ] }, { "ch": "What are used to illustrate a particular sequence, or flow of events?", "ansGr": [ { "ans": [ "Flowcharts", "true" ] }, { "ans": [ "Drawings", "false" ] }, { "ans": [ "Diagrams", "false" ] } ] }, { "ch": "What are lines that are made up of alternate long and short dashes?", "ansGr": [ { "ans": [ "Centerline", "true" ] }, { "ans": [ "Dimension Lines", "false" ] }, { "ans": [ "Extension Lines", "false" ] } ] }, { "ch": "What are desired fits conform to those set up in the American Standard for Tolerances, Allowances, and Gauges for Metal Fits ?", "ansGr": [ { "ans": [ "The tolerance and allowance", "true" ] }, { "ans": [ "Tolerance and allowable error", "false" ] }, { "ans": [ "Permissible variation and error", "false" ] } ] }, { "ch": "What are in drawing that are composed largely of symbols and conventions representing its shape and material ?", "ansGr": [ { "ans": [ "Drawing Symbols", "true" ] }, { "ans": [ "Interpreting Drawings", "false" ] }, { "ans": [ "Diagrams", "false" ] } ] }, { "ch": "Aircraft technicians necessarily need to be accomplished in making drawings?", "ansGr": [ { "ans": [ "A working knowledge of the information that is to be conveyed", "true" ] }, { "ans": [ "Necessarily need to be accomplished in making drawings", "false" ] }, { "ans": [ "The ability to construct each detail in the aircraft technical drawing", "false" ] } ] }, { "ch": "A drawing can be read all at once ?", "ansGr": [ { "ans": [ "A drawing can be read all at once", "true" ] }, { "ans": [ "A whole page of print must be read a line at a time", "false" ] }, { "ans": [ "Read a drawing effectively, follow a systematic procedure.", "false" ] } ] }, { "ch": "In what can drawings be dimensioned ?", "ansGr": [ { "ans": [ "Decimals or fractions", "true" ] }, { "ans": [ "Decimals only", "false" ] }, { "ans": [ "Fractions only", "false" ] } ] }, { "ch": "What is a simple rough drawing that is made rapidly and without much detail ?", "ansGr": [ { "ans": [ "Drawing Sketches", "true" ] }, { "ans": [ "Drawing Symbols", "false" ] }, { "ans": [ "Diagrams", "false" ] } ] }, { "ch": "Why does industry use drawings to describe objects?", "ansGr": [ { "ans": [ "To avoid these possible errors (impractical, misunderstandings, misplacing and misinterpretations)", "true" ] }, { "ans": [ "Because of ideas is essential to everyone.", "false" ] }, { "ans": [ "Because of the use of the oral or written word alone is practical", "false" ] } ] }, { "ch": "How can you care drawings?", "ansGr": [ { "ans": [ "Open drawings slowly, carefully and smooth out the fold lines instead of bending them backward", "true" ] }, { "ans": [ "Spread them on the floor or lay them on a surface covered with tools or other objects", "false" ] }, { "ans": [ "Hands should be oil, grease, or other unclean", "false" ] } ] }, { "ch": "What is the drawing that descrip of an object made up of two or more parts?", "ansGr": [ { "ans": [ "Assembly Drawing", "true" ] }, { "ans": [ "Detail Drawing", "false" ] }, { "ans": [ "Installation Drawing", "false" ] } ] }, { "ch": "What is the drawing that descrip of a single part, describing by lines, notes, and symbols the specifications for size, shape, material, and methods of manufacture to be used in making the part?", "ansGr": [ { "ans": [ "Detail Drawing", "true" ] }, { "ans": [ "Assembly Drawing", "false" ] }, { "ans": [ "Installation Drawing", "false" ] } ] }, { "ch": "What is the drawing which includes all necessary information for a part or an assembly in the final installed position in the aircraft?", "ansGr": [ { "ans": [ "Installation Drawing", "true" ] }, { "ans": [ "Detail Drawing", "false" ] }, { "ans": [ "Assembly Drawing", "false" ] } ] }, { "ch": "What is the section that drawn directly on the exterior view shows the shape of the cross section of a part ?", "ansGr": [ { "ans": [ "Revolved Section", "true" ] }, { "ans": [ "Half Section", "false" ] }, { "ans": [ "Full Section", "false" ] } ] }, { "ch": "What is a numbering system used on large assemblies for?", "ansGr": [ { "ans": [ "To locate stations such as fuselage stations.", "true" ] }, { "ans": [ "To the numbers and letters printed on the borders of a map.", "false" ] }, { "ans": [ "Drawings for various reasons", "false" ] } ] }, { "ch": "What are Notes are added to drawings for?", "ansGr": [ { "ans": [ "Refer to methods of attachment or construction, give alternatives, so that the drawing can be used for different styles of the same object", "true" ] }, { "ans": [ "To locate stations such as fuselage stations.", "false" ] }, { "ans": [ "To the numbers and letters printed on the borders of a map.", "false" ] } ] }, { "ch": "How many view to show an object clearly ?", "ansGr": [ { "ans": [ "6", "true" ] }, { "ans": [ "5", "false" ] }, { "ans": [ "3", "false" ] } ] }, { "ch": "What are One-view drawings commonly used for objects of?", "ansGr": [ { "ans": [ "Gaskets, shims, and plates", "true" ] }, { "ans": [ "Complex equipments", "false" ] }, { "ans": [ "Complex parts", "false" ] } ] }, { "ch": "What are often represented by half views when space is limited and two views must be shown ?", "ansGr": [ { "ans": [ "Symmetrical objects", "true" ] }, { "ans": [ "One complete view", "false" ] }, { "ans": [ "Detail views", "false" ] } ] }, { "ch": "What is usually encircled by a heavy line on the principal view?", "ansGr": [ { "ans": [ "Detail View", "true" ] }, { "ans": [ "One-view", "false" ] }, { "ans": [ "Three-view", "false" ] } ] }, { "ch": "In what are drawings that lines of an object are not parallel and therefore the actual angles and dimensions are not accurate ?", "ansGr": [ { "ans": [ "Perspective Drawings", "true" ] }, { "ans": [ "Isometric Drawings", "false" ] }, { "ans": [ "Oblique Drawings", "false" ] } ] }, { "ch": "In what are drawings that lines are parallel, dimensioned as they are in an orthographic projection and the three drawing axes are not always at right angles to each other?", "ansGr": [ { "ans": [ "Isometric Drawings", "true" ] }, { "ans": [ "Perspective Drawings", "false" ] }, { "ans": [ "Oblique Drawings", "false" ] } ] }, { "ch": "In what are drawings that lines are parallel, dimensioned as they are in an orthographic projection and the three drawing axes are always at right angles to each other?", "ansGr": [ { "ans": [ "Oblique Drawings", "true" ] }, { "ans": [ "Isometric Drawings", "false" ] }, { "ans": [ "Perspective Drawings", "false" ] } ] }, { "ch": "What is a pictorial drawing of two or more parts that fit together as an assembly?", "ansGr": [ { "ans": [ "Exploded View Drawings", "true" ] }, { "ans": [ "Perspective Drawings", "false" ] }, { "ans": [ "Isometric Drawings", "false" ] } ] }, { "ch": "What are Diagrams that dentifies each of the components in the systems and shows their detail location in the aircraft ?", "ansGr": [ { "ans": [ "Installation Diagrams", "true" ] }, { "ans": [ "Schematic Diagrams", "false" ] }, { "ans": [ "Block Diagrams", "false" ] } ] }, { "ch": "What are Diagrams that locate components with respect to each other within the system ?", "ansGr": [ { "ans": [ "Schematic Diagrams", "true" ] }, { "ans": [ "Installation Diagrams", "false" ] }, { "ans": [ "Block Diagrams", "false" ] } ] }, { "ch": "What are Diagrams that are used mainly in troubleshooting ?", "ansGr": [ { "ans": [ "Schematic Diagrams", "true" ] }, { "ans": [ "Installation Diagrams", "false" ] }, { "ans": [ "Block Diagrams", "false" ] } ] }, { "ch": "What are Diagrams that are are used to show a simplified relationship of a more complex system of components?", "ansGr": [ { "ans": [ "Block Diagrams", "true" ] }, { "ans": [ "Schematic Diagrams", "false" ] }, { "ans": [ "Installation Diagrams", "false" ] } ] }, { "ch": "What are Diagrams that show the electrical wiring and circuitry, coded for identification, of all the electrical appliances and devices used on aircraft?", "ansGr": [ { "ans": [ "Wiring Diagrams", "true" ] }, { "ans": [ "Block Diagrams", "false" ] }, { "ans": [ "Schematic Diagrams", "false" ] } ] }, { "ch": "What are Flowcharts that are frequently used for the detection of faulty components?", "ansGr": [ { "ans": [ "Trouble Shooting Flowchart", "true" ] }, { "ans": [ "Logic Flowchart", "false" ] }, { "ans": [ "Block Flowchart", "false" ] } ] }, { "ch": "What are Flowcharts that consist of a series of yes or no questions?", "ansGr": [ { "ans": [ "Trouble Shooting Flowchart", "true" ] }, { "ans": [ "Logic Flowchart", "false" ] }, { "ans": [ "Block Flowchart", "false" ] } ] }, { "ch": "What are Flowcharts that uses standardized symbols to indicate specific types of logic gates and their relationship to other digital devices in a system?", "ansGr": [ { "ans": [ "Logic Flowchart", "true" ] }, { "ans": [ "Trouble Shooting Flowchart", "false" ] }, { "ans": [ "Block Flowchart", "false" ] } ] }, { "ch": "What are Flowcharts that consist of individual components that take an input and determine the digital output or outputs?", "ansGr": [ { "ans": [ "Logic Flowchart", "true" ] }, { "ans": [ "Trouble Shooting Flowchart", "false" ] }, { "ans": [ "Block Flowchart", "false" ] } ] }, { "ch": "What are lines that indicate the center of an object or part of an object?", "ansGr": [ { "ans": [ "Centerline", "true" ] }, { "ans": [ "Dimension Lines", "false" ] }, { "ans": [ "Extension Lines", "false" ] } ] }, { "ch": "What are lines that broken at the midpoint for insertion of measurement indications, and having opposite pointing arrowheads at each end to show origin and termination of a measurement ?", "ansGr": [ { "ans": [ "Dimension Lines", "true" ] }, { "ans": [ "Centerline", "false" ] }, { "ans": [ "Extension Lines", "false" ] } ] }, { "ch": "What is the letter that the dimension of an arc is given in terms of its radius and is marked with ?", "ansGr": [ { "ans": [ "the letter R", "true" ] }, { "ans": [ "the letter D", "false" ] }, { "ans": [ "the letter C", "false" ] } ] }, { "ch": "What is the letter that the dimensions of circular parts are always given in terms of the diameter of the circle and are usually marked with ?", "ansGr": [ { "ans": [ "the letter D", "true" ] }, { "ans": [ "the letter R", "false" ] }, { "ans": [ "the letter C", "false" ] } ] }, { "ch": "What are dimensions usually given in dimensioning distances between holes in an object ?", "ansGr": [ { "ans": [ "From center to center of the holes", "true" ] }, { "ans": [ "From outside to outside of the holes", "false" ] }, { "ans": [ "From inside to outside of the holes", "false" ] } ] }, { "ch": "What is allowance that is given for a force fit?", "ansGr": [ { "ans": [ "A negative allowance", "true" ] }, { "ans": [ "A positive allowance", "false" ] }, { "ans": [ "The dimensions of allowance", "false" ] } ] }, { "ch": "What is allowance that indicated for a part that is to slide or revolve upon another part?", "ansGr": [ { "ans": [ "A positive allowance", "true" ] }, { "ans": [ "A negative allowance", "false" ] }, { "ans": [ "The dimensions of allowance", "false" ] } ] }, { "ch": "What are lines that used to extend the line showing the side or edge of a figure for the purpose of placing a dimension to that side or edge ?", "ansGr": [ { "ans": [ "Extension Lines", "true" ] }, { "ans": [ "Centerline", "false" ] }, { "ans": [ "Dimension Lines", "false" ] } ] }, { "ch": "What are lines that indicate the exposed surfaces of an object in sectional view ?", "ansGr": [ { "ans": [ "Sectioning Lines", "true" ] }, { "ans": [ "Extension Lines", "false" ] }, { "ans": [ "Phantom Lines", "false" ] } ] }, { "ch": "What are lines that composed of one long and two short evenly spaced dashes, indicate the alternate position of parts of the object ?", "ansGr": [ { "ans": [ "Phantom Lines", "true" ] }, { "ans": [ "Extension Lines", "false" ] }, { "ans": [ "Sectioning Lines", "false" ] } ] }, { "ch": "What are lines that indicate that a portion of the object is not shown on the drawing ?", "ansGr": [ { "ans": [ "Break Lines", "true" ] }, { "ans": [ "Phantom Lines", "false" ] }, { "ans": [ "Sectioning Lines", "false" ] } ] }, { "ch": "What are lines that are solid lines with one arrowhead and indicate a part or portion to which a note, number, or other reference applies ?", "ansGr": [ { "ans": [ "Leader Lines", "true" ] }, { "ans": [ "Break Lines", "false" ] }, { "ans": [ "Phantom Lines", "false" ] } ] }, { "ch": "What are lines that indicate invisible edges or contours ?", "ansGr": [ { "ans": [ "Hidden Lines", "true" ] }, { "ans": [ "Leader Lines", "false" ] }, { "ans": [ "Break Lines", "false" ] } ] }, { "ch": "What are lines that is used for all lines on the drawing representing visible lines on the object ?", "ansGr": [ { "ans": [ "Outline or Visible Lines", "true" ] }, { "ans": [ "Hidden Lines", "false" ] }, { "ans": [ "Leader Lines", "false" ] } ] }, { "ch": "What are symbols that show the kind of material from which the part is to be constructed ?", "ansGr": [ { "ans": [ "Material Symbols", "true" ] }, { "ans": [ "Shape Symbols", "false" ] }, { "ans": [ "Electrical Symbols", "false" ] } ] }, { "ch": "What are symbols that used to excellent advantage when needed to show the shape of an object ?", "ansGr": [ { "ans": [ "Shape Symbols", "true" ] }, { "ans": [ "Material Symbols", "false" ] }, { "ans": [ "Electrical Symbols", "false" ] } ] }, { "ch": "What are symbols that represent various electrical devices rather than an actual drawing of the units ?", "ansGr": [ { "ans": [ "Electrical Symbols", "true" ] }, { "ans": [ "Shape Symbols", "false" ] }, { "ans": [ "Material Symbols", "false" ] } ] }, { "ch": "What is the first step in reading a multi-view drawing ?", "ansGr": [ { "ans": [ "Geting a general idea of the shape of the object by scanning all the views", "true" ] }, { "ans": [ "Selecting one view for a more careful study", "false" ] }, { "ans": [ "Referring back and forth to the adjacent view", "false" ] } ] }, { "ch": "What is the first step To make a sketch ?", "ansGr": [ { "ans": [ "Determine what views are necessary to portray the object; then block in the views, using light construction lines", "true" ] }, { "ans": [ "Complete the details, darken the object outline, and sketch extension and dimension lines", "false" ] }, { "ans": [ "Add notes, dimensions, title, date, and when necessary, the sketcher’s name", "false" ] } ] }, { "ch": "What is the last step To make a sketch ?", "ansGr": [ { "ans": [ "Add notes, dimensions, title, date, and when necessary, the sketcher’s name", "true" ] }, { "ans": [ "Determine what views are necessary to portray the object; then block in the views, using light construction lines", "false" ] }, { "ans": [ "Complete the details, darken the object outline, and sketch extension and dimension lines", "false" ] } ] }, { "ch": "Why do you care given to good drawing instruments during their use and storage will prolong their service life ?", "ansGr": [ { "ans": [ "Because they are expensive precision tools", "true" ] }, { "ans": [ "Because they are cheap precision tools", "false" ] }, { "ans": [ "Good drawing tools are expensive, heavy-duty equipment", "false" ] } ] }, { "ch": "What are images that can be extremely helpful to aviation maintenance technicians in evaluating and sharing information?", "ansGr": [ { "ans": [ "Digital Images", "true" ] }, { "ans": [ "Nomograms", "false" ] }, { "ans": [ "Microfilm", "false" ] } ] }, { "ch": "What is the latest organization standard for electronic documentation ?", "ansGr": [ { "ans": [ "ATA iSpec 2200", "true" ] }, { "ans": [ "ATA Spec 100", "false" ] }, { "ans": [ "ATA Spec 2100", "false" ] } ] }, { "ch": "What is this standard based on approval of military hardware for the civilian aerospace industry ?", "ansGr": [ { "ans": [ "NAS (National Aerospace Standard)", "true" ] }, { "ans": [ "BS (British Standards)", "false" ] }, { "ans": [ "MS (Military Standard)", "false" ] } ] }, { "ch": "ISO published standards are", "ansGr": [ { "ans": [ "Voluntary", "true" ] }, { "ans": [ "Obligatory", "false" ] }, { "ans": [ "Mandatory", "false" ] } ] }, { "ch": "Compasses, dividers, and pens should be ?", "ansGr": [ { "ans": [ "Correctly shaped and sharpened", "true" ] }, { "ans": [ "Careless handling", "false" ] }, { "ans": [ "Contact with other tools or equipment", "false" ] } ] }, { "ch": "What is Aircraft technicians must have ?", "ansGr": [ { "ans": [ "A working knowledge of the information that is to be conveyed to them", "true" ] }, { "ans": [ "Accomplished in making drawings", "false" ] }, { "ans": [ "Doing all things of Drawings", "false" ] } ] }, { "ch": "For precision work what are sizes given in ?", "ansGr": [ { "ans": [ "Decimals.", "true" ] }, { "ans": [ "Positive integer", "false" ] }, { "ans": [ "Integer", "false" ] } ] }, { "ch": "Why are various kinds of standardized lines are used on aircraft drawings ?", "ansGr": [ { "ans": [ "If the same kind of line is used to show all of these variations, a drawing becomes a meaningless collection of lines", "true" ] }, { "ans": [ "If the same kind of line is used to show all of these variations, a drawing becomes will become very difficult to read", "false" ] }, { "ans": [ "If the same kind of line is used to show all of these variations, a drawing becomes will become information disorder", "false" ] } ] }, { "ch": "The accuracy of holes drilled with a two fluted twist drill depends on", "ansGr": [ { "ans": [ "The length of the drill.", "true" ] }, { "ans": [ "The speed of the drill.", "false" ] }, { "ans": [ "The material of the drill", "false" ] } ] }, { "ch": "How many classifications of fit?", "ansGr": [ { "ans": [ "There are 3.", "true" ] }, { "ans": [ "There are 2.", "false" ] }, { "ans": [ "There are 4.", "false" ] } ] }, { "ch": "What is the difinition of \"tolerances\"?", "ansGr": [ { "ans": [ "Tolerance is the total amount of variation in the size of a part or feature on a part.", "true" ] }, { "ans": [ "Tolerance is the maximum of a part or feature on a part.", "false" ] }, { "ans": [ "Tolerance is the minimum of a part or feature on a part.", "false" ] } ] }, { "ch": "Which type of fit has limits of size defined such that a clearance always results when mating parts are assembled?", "ansGr": [ { "ans": [ "Clearance Fit.", "true" ] }, { "ans": [ "Interference Fit.", "false" ] }, { "ans": [ "Transition Fit.", "false" ] } ] }, { "ch": "Which type of fit haslimits of size so prescribed that an interference always results when mating parts are assembled", "ansGr": [ { "ans": [ "Interference Fit.", "true" ] }, { "ans": [ "Clearance Fit.", "false" ] }, { "ans": [ "Transition Fit.", "false" ] } ] }, { "ch": "Which type of fit has limits of size so prescribed that either a clearance or an interference may result when mating parts are assembled?", "ansGr": [ { "ans": [ "Transition Fit.", "true" ] }, { "ans": [ "Clearance Fit.", "false" ] }, { "ans": [ "Interference Fit.", "false" ] } ] }, { "ch": "What is kind of wear when a shaft rotates in a plain (journal) bearing ?", "ansGr": [ { "ans": [ "Intentional", "true" ] }, { "ans": [ "Accidental", "false" ] }, { "ans": [ "Incidental", "false" ] } ] }, { "ch": "What is kind of Limits that occurs as a result of the surface wearing through friction or linear movement.?", "ansGr": [ { "ans": [ "Limits for Ovality", "true" ] }, { "ans": [ "Limits for Bow", "false" ] }, { "ans": [ "Limits for bend", "false" ] } ] }, { "ch": "What is the result of Twist ?", "ansGr": [ { "ans": [ "The result of applied torsion on circular or square-sectioned shafts", "true" ] }, { "ans": [ "The result of the reaction induced in a structural element when an external force or moment is applied to the element, causing the element", "false" ] }, { "ans": [ "The result of turning something, especially repeatedly, or to turn or wrap one thing around another", "false" ] } ] }, { "ch": "What are the methods use to measure the distortion will either be standard procedures ?", "ansGr": [ { "ans": [ "A dial indicator and surface table", "true" ] }, { "ans": [ "A mechanic indicator and surface table", "false" ] }, { "ans": [ "A dial indicator and a mechanic indicato", "false" ] } ] }, { "ch": "What is a maximum bow over the length of a member in general ?", "ansGr": [ { "ans": [ "Of 1 in 600 is normally acceptable", "true" ] }, { "ans": [ "Of 1 in 500 is normally acceptable", "false" ] }, { "ans": [ "Of 1 in 400 is normally acceptable", "false" ] } ] }, { "ch": "How to ensures that all cylindrical items can be given a limit to the amount of bow permitted ?", "ansGr": [ { "ans": [ "The drive shafts are effectively straight, giving the least possible vibration.", "true" ] }, { "ans": [ "The drive shafts curve effectively, creating the least amount of vibration possible.", "false" ] }, { "ans": [ "The drive shafts oscillate effectively, creating the least possible vibration.", "false" ] } ] }, { "ch": "How does BS 4500 control shaft-hole fits?", "ansGr": [ { "ans": [ "By using upper and lower size limits", "true" ] }, { "ans": [ "By applying the same tolerance to all parts", "false" ] }, { "ans": [ "By fixing shaft size and ignoring the hole", "false" ] } ] }, { "ch": "Why apply unilateral tolerance in repairs?", "ansGr": [ { "ans": [ "To avoid undersize in critical parts", "true" ] }, { "ans": [ "To split tolerance equally above and below", "false" ] }, { "ans": [ "To reduce inspection requirements", "false" ] } ] }, { "ch": "Why check bow before twist on a shaft?", "ansGr": [ { "ans": [ "Because bow affects twist accuracy", "true" ] }, { "ans": [ "Because twist needs heat to appear", "false" ] }, { "ans": [ "Because bow check avoids full inspection", "false" ] } ] }, { "ch": "What is EWIS stand for?", "ansGr": [ { "ans": [ "Electrical Wiring Interconnection System", "true" ] }, { "ans": [ "Electrical Warning Indication System", "false" ] }, { "ans": [ "Electronic Warning Indication System", "false" ] } ] }, { "ch": "Insulation resistance can be measured with:", "ansGr": [ { "ans": [ "Megohmmeter", "true" ] }, { "ans": [ "Multimeter", "false" ] }, { "ans": [ "Ohmmeter", "false" ] } ] }, { "ch": "What are the three bonding requirements?", "ansGr": [ { "ans": [ "Equipment bonding, Metallic surface bonding and Static bonds", "true" ] }, { "ans": [ "Electrical bonding, Metallic surface bonding and Static bonds", "false" ] }, { "ans": [ "Equipment bonding, Metallic surface bonding and Dynamic bonds", "false" ] } ] }, { "ch": "What are two types of crimping tool?", "ansGr": [ { "ans": [ "Hand and hydraulic crimping tool", "true" ] }, { "ans": [ "Hand and electrical crimping tool", "false" ] }, { "ans": [ "Electrical and hydraulic crimping tool", "false" ] } ] }, { "ch": "What is color of removal half of insertion and extraction tools?", "ansGr": [ { "ans": [ "White", "true" ] }, { "ans": [ "Blue", "false" ] }, { "ans": [ "Yellow", "false" ] } ] }, { "ch": "Simple coaxial cable testing can be done with:", "ansGr": [ { "ans": [ "An ohmmeter", "true" ] }, { "ans": [ "A miliohmeter", "false" ] }, { "ans": [ "Volmeter", "false" ] } ] }, { "ch": "Identification markings should be placed at each end of the wire and at:", "ansGr": [ { "ans": [ "15-inch maximum intervals along the length of the wire", "true" ] }, { "ans": [ "15-inch minimum intervals along the length of the wire", "false" ] }, { "ans": [ "15-centimet maximum intervals along the length of the wire", "false" ] } ] }, { "ch": "Which wire need not be identified?", "ansGr": [ { "ans": [ "Wires less than 3 inches in length", "true" ] }, { "ans": [ "Wires less than 10 inches in length", "false" ] }, { "ans": [ "Wires less than 8 inches in length", "false" ] } ] }, { "ch": "Which wires should be identified approximately at the center?", "ansGr": [ { "ans": [ "Wires 3 to 7 inches in length", "true" ] }, { "ans": [ "Wires 8 to 18 inch in length", "false" ] }, { "ans": [ "Wires 5 to 8 cm in length", "false" ] } ] }, { "ch": "Wire bundles should generally be:", "ansGr": [ { "ans": [ "Less than 75 wires", "true" ] }, { "ans": [ "Less than 15 wires", "false" ] }, { "ans": [ "5-10 cm in diameter", "false" ] } ] }, { "ch": "The wire bundles are often called:", "ansGr": [ { "ans": [ "Wire harnesses", "true" ] }, { "ans": [ "Wire cable", "false" ] }, { "ans": [ "Wire groups", "false" ] } ] }, { "ch": "The minimum separation between wiring and movable controls must be at least:", "ansGr": [ { "ans": [ "1⁄2-inch", "true" ] }, { "ans": [ "1-inch", "false" ] }, { "ans": [ "2-inch", "false" ] } ] }, { "ch": "Conduit is manufactured in:", "ansGr": [ { "ans": [ "Metallic and nonmetallic materials", "true" ] }, { "ans": [ "Metallic materials", "false" ] }, { "ans": [ "Nonmetallic materials", "false" ] } ] }, { "ch": "Normally, deflection between support points of wire groups or bundles should not exceed:", "ansGr": [ { "ans": [ "1⁄2-inch", "true" ] }, { "ans": [ "1-inch", "false" ] }, { "ans": [ "2-inch", "false" ] } ] }, { "ch": "The number of basic EWIS inspections exist are:", "ansGr": [ { "ans": [ "Three", "true" ] }, { "ans": [ "Five", "false" ] }, { "ans": [ "Six", "false" ] } ] }, { "ch": "What are two fundamental properties of insulation materials?", "ansGr": [ { "ans": [ "Insulation resistance and dielectric strength", "true" ] }, { "ans": [ "Insulation resistance and impedance resistance", "false" ] }, { "ans": [ "Insulation resistance and capacitance", "false" ] } ] }, { "ch": "Insulation resistance can be measured with a megohmmeter insulation tester without:", "ansGr": [ { "ans": [ "Damaging the insulation", "true" ] }, { "ans": [ "Damaging the conductor", "false" ] }, { "ans": [ "Damaging the cable", "false" ] } ] }, { "ch": "To minimize the interaction between various return currents:", "ansGr": [ { "ans": [ "Different types of ground should be identified and used", "true" ] }, { "ans": [ "One type of ground should be identified and used", "false" ] }, { "ans": [ "Connect them to the same ground point", "false" ] } ] }, { "ch": "An interaction of the currents occurs. If wires carrying return currents from different types of sources:", "ansGr": [ { "ans": [ "Are connected to the same ground point or have a common connection in the return paths", "true" ] }, { "ans": [ "Are connected to the individual ground point or have a separate connection in the return paths", "false" ] }, { "ans": [ "Are connected to the same source or have a common connection in the return paths", "false" ] } ] }, { "ch": "The maximum resistance of all bond and ground connections should be:", "ansGr": [ { "ans": [ "0.003 ohm", "true" ] }, { "ans": [ "0.005 ohm", "false" ] }, { "ans": [ "0.05 ohm", "false" ] } ] }, { "ch": "Bonding jumpers should be made:", "ansGr": [ { "ans": [ "As short as practicable", "true" ] }, { "ans": [ "As long as practicable", "false" ] }, { "ans": [ "As bonding lead", "false" ] } ] }, { "ch": "Copper wire can be stripped in a number of ways depending on:", "ansGr": [ { "ans": [ "The size and insulation", "true" ] }, { "ans": [ "The size and material", "false" ] }, { "ans": [ "The wire manufacture", "false" ] } ] }, { "ch": "To prevent the terminals on adjacent studs from contacting each other:", "ansGr": [ { "ans": [ "A terminal strip fitted with barriers may be used", "true" ] }, { "ans": [ "A spacer should be install to separate", "false" ] }, { "ans": [ "The terminal should be shiled before install", "false" ] } ] }, { "ch": "The maximum terminal lugs should be connected to any one stud are:", "ansGr": [ { "ans": [ "Four terminal lugs", "true" ] }, { "ans": [ "Three terminal lugs", "false" ] }, { "ans": [ "No limit", "false" ] } ] }, { "ch": "With copper wire terminals. Spacers or washers:", "ansGr": [ { "ans": [ "Should not be used between the tongues of terminal lugs", "true" ] }, { "ans": [ "Must be used between the tongues of terminal lugs", "false" ] }, { "ans": [ "Are used to separate the terminal lugs", "false" ] } ] }, { "ch": "The aluminum terminal lugs:", "ansGr": [ { "ans": [ "Should be crimped to aluminum wire only", "true" ] }, { "ans": [ "Should not be crimped to aluminum wire", "false" ] }, { "ans": [ "Should be crimped to aluminum and wires", "false" ] } ] }, { "ch": "Pre-insulated terminal lugs and splices must be installed using:", "ansGr": [ { "ans": [ "A high-quality crimping tool", "true" ] }, { "ans": [ "A non positioners crimping tool", "false" ] }, { "ans": [ "A non adjustable crimping tool", "false" ] } ] }, { "ch": "Junction boxes that are used in high- temperature areas should be made of:", "ansGr": [ { "ans": [ "Stainless steel", "true" ] }, { "ans": [ "Copper", "false" ] }, { "ans": [ "Alluminum", "false" ] } ] }, { "ch": "What size of cable that a white/blue insertion-extraction tool would be used on?", "ansGr": [ { "ans": [ "16", "true" ] }, { "ans": [ "22", "false" ] }, { "ans": [ "20", "false" ] } ] }, { "ch": "What size of cable that a white/red insertion-extraction tool would be used on?", "ansGr": [ { "ans": [ "20", "true" ] }, { "ans": [ "22", "false" ] }, { "ans": [ "16", "false" ] } ] }, { "ch": "What is the minimum radius of bends in wire groups or bundles?", "ansGr": [ { "ans": [ "10 times the outside diameter of the largest wire or cable", "true" ] }, { "ans": [ "10 times the outside diameter of the wire bundles", "false" ] }, { "ans": [ "5 times the outside diameter of the largest wire or cable", "false" ] } ] }, { "ch": "The RF cables (e.g., coaxial and triaxial) are bent at a radius of:", "ansGr": [ { "ans": [ "No less than six times the outside diameter of the cable", "true" ] }, { "ans": [ "Less than six times the outside diameter of the cable", "false" ] }, { "ans": [ "No less than 10 times the outside diameter of the cable", "false" ] } ] }, { "ch": "Wires and wire bundles must be supported by:", "ansGr": [ { "ans": [ "Clamps or plastic cable straps", "true" ] }, { "ans": [ "Clamps or metalic rails", "false" ] }, { "ans": [ "Clamps or tie wraps", "false" ] } ] }, { "ch": "Clamps and other primary support devices should be spaced at intervals:", "ansGr": [ { "ans": [ "Not exceeding 24 inches", "true" ] }, { "ans": [ "Not less than 24 inches", "false" ] }, { "ans": [ "Not exceeding 24 cm", "false" ] } ] }, { "ch": "To maintain clearance between the wires and the structure:", "ansGr": [ { "ans": [ "Stand-offs should be used", "true" ] }, { "ans": [ "Spacers should be used", "false" ] }, { "ans": [ "Tapes or tubing should be used", "false" ] } ] }, { "ch": "The size of proper conduit for electrical wires must be", "ansGr": [ { "ans": [ "25% larger than the maximum diameter of wires", "true" ] }, { "ans": [ "75% larger than the maximum diameter of wires", "false" ] }, { "ans": [ "100% larger than the average diameter of wires", "false" ] } ] }, { "ch": "A hole is placed in the lowest point of electrical cable conduit:", "ansGr": [ { "ans": [ "To allow for drainage of moisture", "true" ] }, { "ans": [ "To secure the conduit to a piece of aircraft structure", "false" ] }, { "ans": [ "To allow for pull-through of the cables", "false" ] } ] }, { "ch": "In certain applications, heat shrinkable tubing may be an appropriate alternative to:", "ansGr": [ { "ans": [ "Flexible conduit", "true" ] }, { "ans": [ "Rigid conduit", "false" ] }, { "ans": [ "All type of conduit", "false" ] } ] }, { "ch": "Which tool is used as the heat source to heat shrink wrap?", "ansGr": [ { "ans": [ "Hot-air gun or compressed air heater", "true" ] }, { "ans": [ "Hot-air gun or electrical heater", "false" ] }, { "ans": [ "Hot-air gun or compressed air heater", "false" ] } ] }, { "ch": "Which heat gun is prefered?", "ansGr": [ { "ans": [ "Pneumatic powered gun", "true" ] }, { "ans": [ "Electric heat guns", "false" ] }, { "ans": [ "Hot-air gun", "false" ] } ] }, { "ch": "In conventional wiring systems, depending on each circuit’s shielding requirement called out for in the engineering documentation, circuits are shielded:", "ansGr": [ { "ans": [ "Individually, in pairs, triples, or quads", "true" ] }, { "ans": [ "Individually, in pairs, triples, or multi", "false" ] }, { "ans": [ "Individually, in pairs or triples", "false" ] } ] }, { "ch": "Which shielding is recommended to use?", "ansGr": [ { "ans": [ "Shielding with 85 percent coverage or greater", "true" ] }, { "ans": [ "Shielding with 50 percent coverage or greater", "false" ] }, { "ans": [ "Shielding with 10 percent coverage or greater", "false" ] } ] }, { "ch": "Operators are required to inspect EWIS frequently and provide:", "ansGr": [ { "ans": [ "Better training to maintenance personnel", "true" ] }, { "ans": [ "Better maintenance program", "false" ] }, { "ans": [ "Properly inspection methods", "false" ] } ] }, { "ch": "Three basic EWIS inspections are:", "ansGr": [ { "ans": [ "General visual inspection, stand-alone general visual inspection and detailed inspection", "true" ] }, { "ans": [ "General visual inspection, detailed inspection and special inspection", "false" ] }, { "ans": [ "General visual inspection, general zonal inspection and detailed inspection", "false" ] } ] }, { "ch": "For maintaining a clean EWIS. You should:", "ansGr": [ { "ans": [ "Follow manufacturer’s and operator’s guidance", "true" ] }, { "ans": [ "Follow manufacturer’s guidance", "false" ] }, { "ans": [ "Follow operator’s guidance", "false" ] } ] }, { "ch": "The EWIS does not include:", "ansGr": [ { "ans": [ "Electrical equipment or avionics qualified to acceptable environmental conditions and testing procedures", "true" ] }, { "ans": [ "Termination devices and avionics qualified to acceptable environmental conditions and testing procedures", "false" ] }, { "ans": [ "Termination devices, electrical equipment and avionics component to acceptable environmental conditions", "false" ] } ] }, { "ch": "Insulation resistance is:", "ansGr": [ { "ans": [ "The resistance to current leakage through and over the surface of insulation materials", "true" ] }, { "ans": [ "The resistance to current leakage through and over the area of conduction materials", "false" ] }, { "ans": [ "The resistance to voltage leakage through and over the surface of conduction materials", "false" ] } ] }, { "ch": "Maximum dielectric strength values can be measured:", "ansGr": [ { "ans": [ "By raising the voltage of a test sample until the insulation breaks down", "true" ] }, { "ans": [ "By raising the curent of a test sample until the insulation breaks down", "false" ] }, { "ans": [ "By lowering the voltage of a test sample until the insulation breaks down", "false" ] } ] }, { "ch": "Mixing return currents from various sources will cause:", "ansGr": [ { "ans": [ "Noise is coupled from one source to another and can be a major problem for digital systems", "true" ] }, { "ans": [ "Signal is coupled from one source to another and can be amplify for digital systems", "false" ] }, { "ans": [ "Signal is coupled from one source to another and can be a minor problem for digital systems", "false" ] } ] }, { "ch": "What are ground return circuits should have for satisfactory operation of the connected electrical and electronic equipment?", "ansGr": [ { "ans": [ "A current rating and voltage drop adequate", "true" ] }, { "ans": [ "A voltage rating and current drop adequate", "false" ] }, { "ans": [ "A current and voltage drop adequate", "false" ] } ] }, { "ch": "The design of the ground return circuit should be given:", "ansGr": [ { "ans": [ "As much attention as the other leads of a circuit", "true" ] }, { "ans": [ "More attention than the other leads of a circuit", "false" ] }, { "ans": [ "Less attention than the other leads of a circuit", "false" ] } ] }, { "ch": "Which components that power ground connections must be attached to individual grounding brackets?", "ansGr": [ { "ans": [ "Generators, transformer rectifiers, batteries, external power receptacles, and other heavy-current loads", "true" ] }, { "ans": [ "Generators, generator control unit, batteries, external power receptacles, and other heavy-current loads", "false" ] }, { "ans": [ "Generators, current tranformer, batteries, external power receptacles, and other heavy-current loads", "false" ] } ] }, { "ch": "All isolated conducting parts inside and outside the aircraft, having an area:", "ansGr": [ { "ans": [ "Greater than 3 square inches and a linear dimension over 3 inches", "true" ] }, { "ans": [ "Greater than 5 square inches and a linear dimension over 5 inches", "false" ] }, { "ans": [ "Greater than 5 square inches and a linear dimension over 3 inches", "false" ] } ] }, { "ch": "For corrosion prevention. Copper jumpers should be used to bond together parts made of:", "ansGr": [ { "ans": [ "Stainless steel, cadmium plated steel, copper, brass, or bronze", "true" ] }, { "ans": [ "Stainless steel, aluminum alloy, copper, brass, or bronze", "false" ] }, { "ans": [ "Stainless steel, cadmium plated steel, aluminum alloy, brass, or bronze", "false" ] } ] }, { "ch": "Two or more operations should be performed to strip wire with hand operated wire stripper if the total stripping length exceeds.", "ansGr": [ { "ans": [ "0.75 inch", "true" ] }, { "ans": [ "0.50 inch", "false" ] }, { "ans": [ "0.25 inch", "false" ] } ] }, { "ch": "In high- temperature applications, the terminal temperature rating must be:", "ansGr": [ { "ans": [ "Greater than the ambient temperature plus current related temperature rise", "true" ] }, { "ans": [ "Smaller than the ambient temperature plus current related temperature rise", "false" ] }, { "ans": [ "Equal the ambient temperature plus current related temperature rise", "false" ] } ] }, { "ch": "When the terminal lugs attached to a stud vary in diameter:", "ansGr": [ { "ans": [ "The greatest diameter should be placed on the bottom and the smallest diameter on top", "true" ] }, { "ans": [ "The smallest diameter should be placed on the bottom and the greatest diameter on top", "false" ] }, { "ans": [ "A washer should be placed between the two adjacent terminal lugs", "false" ] } ] }, { "ch": "Environment-resistant connectors are used in applications where they are probably subjected to:", "ansGr": [ { "ans": [ "Fluids, vibration, heat, mechanical shock, corrosive elements, etc", "true" ] }, { "ans": [ "Fluids, vibration, heat, electrical shock, corrosive elements, etc", "false" ] }, { "ans": [ "Fluids, vibration, pressure, mechanical shock, corrosive elements, etc", "false" ] } ] }, { "ch": "Selected connectors must be rated for continuous operation under the maximum combination of:", "ansGr": [ { "ans": [ "Ambient temperature and circuit current load", "true" ] }, { "ans": [ "Voltage rate and circuit current load", "false" ] }, { "ans": [ "Voltage and current rating", "false" ] } ] }, { "ch": "The voltage derating is required when connectors are used:", "ansGr": [ { "ans": [ "At high altitude in non-pressurized areas", "true" ] }, { "ans": [ "At low altitude in pressurized areas", "false" ] }, { "ans": [ "At all altitude in non-pressurized areas", "false" ] } ] }, { "ch": "What is good number of spare contact on connectors?", "ansGr": [ { "ans": [ "Two spares on connectors with 25 or fewer contacts", "true" ] }, { "ans": [ "Two spares on connectors with 26 to 100 contacts", "false" ] }, { "ans": [ "Two spares on connectors with more than 100 contacts", "false" ] } ] }, { "ch": "What is good number of spare contact on connectors?", "ansGr": [ { "ans": [ "4 spares on connectors with 26 to 100 contacts", "true" ] }, { "ans": [ "4 spares on connectors with 25 or fewer contacts", "false" ] }, { "ans": [ "4 spares on connectors with more than 100 contacts", "false" ] } ] }, { "ch": "What is good number of spare contact on connectors?", "ansGr": [ { "ans": [ "6 spares on connectors with more than 100 contacts", "true" ] }, { "ans": [ "6 spares on connectors with 26 to 100 contacts", "false" ] }, { "ans": [ "6 spares on connectors with 25 or fewer contacts", "false" ] } ] }, { "ch": "To provide the maximum degree of safety and reliability to the aircraft. The connectors must be:", "ansGr": [ { "ans": [ "Kept to a minimum, selected, and installed", "true" ] }, { "ans": [ "Kept to a maximum, selected, and installed", "false" ] }, { "ans": [ "Kept to a minimum, removed and installed", "false" ] } ] }, { "ch": "On systems critical to flight safety, system operation wiring should be routed through:", "ansGr": [ { "ans": [ "Separate connectors from the wiring used for system failure warning", "true" ] }, { "ans": [ "Same connectors from the wiring used for system failure warning", "false" ] }, { "ans": [ "Same bundles with wiring used for system failure warning", "false" ] } ] }, { "ch": "Wires that perform the same function in redundant systems:", "ansGr": [ { "ans": [ "Must be routed through separate connectors", "true" ] }, { "ans": [ "Must be routed through same connector", "false" ] }, { "ans": [ "Must be routed through same bundle", "false" ] } ] }, { "ch": "In order to avoid mating of adjacent connectors. The djacent connector pairs must be:", "ansGr": [ { "ans": [ "Different in shell size, coupling means, insert arrangement, or keying arrangement", "true" ] }, { "ans": [ "Different number of contact, coupling means, insert arrangement, or keying arrangement", "false" ] }, { "ans": [ "Different color, coupling means, insert arrangement, or keying arrangement", "false" ] } ] }, { "ch": "Which connectors must be provided with a strain-relief-type back shell?", "ansGr": [ { "ans": [ "Connectors with very small size wiring, or subject to frequent maintenance activity, or located in high vibration areas", "true" ] }, { "ans": [ "Connectors with large size wiring, or subject to less maintenance activity, or located in high vibration areas", "false" ] }, { "ans": [ "Connectors with very small size wiring, or subject to frequent maintenance activity, or located in unpressurize areas", "false" ] } ] }, { "ch": "Coaxial cable can be severely damaged on the inside:", "ansGr": [ { "ans": [ "Without any evidence of damage on the outside", "true" ] }, { "ans": [ "With any evidence of damage on the outside", "false" ] }, { "ans": [ "Always unrelated maintenance actions around the coaxial cable", "false" ] } ] }, { "ch": "Which coaxial cables should not be used?", "ansGr": [ { "ans": [ "Coaxial cables with solid center conductors", "true" ] }, { "ans": [ "Coaxial cables with flexible center conductors", "false" ] }, { "ans": [ "Stranded center coaxial cables", "false" ] } ] }, { "ch": "When does the coaxial damage can occur?", "ansGr": [ { "ans": [ "When clamped too tightly, or when they are bent sharply", "true" ] }, { "ans": [ "When clamp is lossen, or when they are bent sharply", "false" ] }, { "ans": [ "When conductor wrapped too tightly, or when they are bent sharply", "false" ] } ] }, { "ch": "What are types of coaxial cable connectors?", "ansGr": [ { "ans": [ "BNC series connectors, TNC series connectors, N series connectors, C series connectors", "true" ] }, { "ans": [ "CNC series connectors, TNC series connectors, N series connectors, C series connectors", "false" ] }, { "ans": [ "CNC series connectors, NCN series connectors, N series connectors, C series connectors", "false" ] } ] }, { "ch": "What are coaxial cable precautions?", "ansGr": [ { "ans": [ "Never kink coaxial cable, never bend coaxial cable sharply and never loop coaxial cable tighter than the allowable bend radius", "true" ] }, { "ans": [ "Never kink coaxial cable, never pull on coaxial cable in a straight line and never loop coaxial cable tighter than the allowable bend radius", "false" ] }, { "ans": [ "Never kink coaxial cable, never pull on coaxial cable in a straight line and never drop anything on coaxial cable", "false" ] } ] }, { "ch": "What is the order of coaxial cable from inner to outer?", "ansGr": [ { "ans": [ "Conductor, dielectric insulator, metallic shield, plastic jacket", "true" ] }, { "ans": [ "Conductor, metallic shield, dielectric insulator, plastic jacket", "false" ] }, { "ans": [ "Conductor, semiconductor, metallic shield, plastic jacket", "false" ] } ] }, { "ch": "Simple coaxial cable testing done with an ohmmeter. It can be performed:", "ansGr": [ { "ans": [ "Before the end terminals are installed to simply check the cable itself", "true" ] }, { "ans": [ "After the end terminals are installed to simply check the cable connection", "false" ] }, { "ans": [ "After the cable is installed on the system", "false" ] } ] }, { "ch": "When the ohmmeter probes are touched to the conductor and the shielding of coaxial cable. There should always be:", "ansGr": [ { "ans": [ "Infinite resistance", "true" ] }, { "ans": [ "Zero resistance", "false" ] }, { "ans": [ "Low resistance", "false" ] } ] }, { "ch": "When the ohmmeter probes are touched to the inner conductor of coaxial cable. There must always:", "ansGr": [ { "ans": [ "Below resistance, basically zero resistance", "true" ] }, { "ans": [ "Infinite resistance", "false" ] }, { "ans": [ "High resistance", "false" ] } ] }, { "ch": "The continuity of coaxial cable is required:", "ansGr": [ { "ans": [ "Throughout the shielding as well and there should be no resistance between the shielding and ground", "true" ] }, { "ans": [ "Throughout the dielectric as well and there should be no resistance between the dielectric and ground", "false" ] }, { "ans": [ "Throughout the conductor as well and there should be no resistance between the shielding and conductor", "false" ] } ] }, { "ch": "Grounding connections for power, distribution equipment, and electromagnetic shielding must be given particular attention to ensure that:", "ansGr": [ { "ans": [ "Electrical bonding resistance has not been significantly increased by the loosening of connections or corrosion", "true" ] }, { "ans": [ "Electrical bonding resistance has not been significantly increased by the loosening of connections or contamination", "false" ] }, { "ans": [ "Electrical bonding resistance has not been significantly increased by the corrosion or contamination", "false" ] } ] }, { "ch": "To ensure satisfactory service, inspect wire annually for:", "ansGr": [ { "ans": [ "Abrasions, defective insulation, condition of terminations, and potential corrosion", "true" ] }, { "ans": [ "Abrasions, defective conductor, condition of terminations, and potential corrosion", "false" ] }, { "ans": [ "Abrasions, defective shield, condition of terminations, and potential corrosion", "false" ] } ] }, { "ch": "The wire identification code must be printed to read:", "ansGr": [ { "ans": [ "Horizontally or vertically", "true" ] }, { "ans": [ "Horizontally or laterally", "false" ] }, { "ans": [ "Laterally or vertically", "false" ] } ] }, { "ch": "Which wires usually require special sleeves to carry identification marks?", "ansGr": [ { "ans": [ "Teflon-coated wires, shielded wiring, multi-conductor cable, and thermocouple wires", "true" ] }, { "ans": [ "Teflon-coated wires, shielded wiring, single conductor cable, and thermocouple wires", "false" ] }, { "ans": [ "Coaxial cable, shielded wiring, multi-conductor cable, and thermocouple wires", "false" ] } ] }, { "ch": "Which material should be used for sleeving exposed to high temperatures (over 400°F)?", "ansGr": [ { "ans": [ "Silicone fiberglass", "true" ] }, { "ans": [ "Polyolefin", "false" ] }, { "ans": [ "Composite", "false" ] } ] }, { "ch": "Normally, wire groups or bundles deflection between support points should not exceed:", "ansGr": [ { "ans": [ "1⁄2-inch with normal hand pressure", "true" ] }, { "ans": [ "1-inch with normal hand pressure", "false" ] }, { "ans": [ "2-inch with normal hand pressure", "false" ] } ] }, { "ch": "Which wires splicing must have approved data?", "ansGr": [ { "ans": [ "Splicing of power wires, coaxial cables, multiplex bus, and large-gauge wire", "true" ] }, { "ans": [ "Splicing of sensitive wires, coaxial cables, multiplex bus, and large-gauge wire", "false" ] }, { "ans": [ "Splicing of power wires, coaxial cables, digital bus, and small-gauge wire", "false" ] } ] }, { "ch": "Which wires splicing should be kept to a minimum and avoided entirely in locations subject to extreme vibrations?", "ansGr": [ { "ans": [ "Splicing of electrical wire", "true" ] }, { "ans": [ "Splicing of flight control system wire", "false" ] }, { "ans": [ "Splicing of coaxial cables", "false" ] } ] }, { "ch": "Splicing of individual wires in a group or bundle should have engineering approval, and the splice(s) should be located:", "ansGr": [ { "ans": [ "Outer surface of the group or bundle for easy inspection", "true" ] }, { "ans": [ "Terminal of the group or bundle", "false" ] }, { "ans": [ "Outside of the group or bundle", "false" ] } ] }, { "ch": "What is the minimum bend radius of a single co-axial cable?", "ansGr": [ { "ans": [ "6 * diameter", "true" ] }, { "ans": [ "8 * diameter", "false" ] }, { "ans": [ "10 * diameter", "false" ] } ] }, { "ch": "The short circuits, malfunction, or inadvertent operation of equipment can caused by:", "ansGr": [ { "ans": [ "Damage to the insulation", "true" ] }, { "ans": [ "Damage to the conductor", "false" ] }, { "ans": [ "Damage to the shield", "false" ] } ] }, { "ch": "To prevent deterioration of insulation. Wiring must be:", "ansGr": [ { "ans": [ "Routed away from high-temperature equipment and lines", "true" ] }, { "ans": [ "Routed to avoid residual heating effects caused by exposure to sunlight", "false" ] }, { "ans": [ "Routed through a rigid or flexible conduit", "false" ] } ] }, { "ch": "To prevent insulation breakdown. You must:", "ansGr": [ { "ans": [ "Separate wires from high-temperature equipment, such as resistors, exhaust stacks, heating ducts", "true" ] }, { "ans": [ "Separate wires betwwen primary system and backup system.", "false" ] }, { "ans": [ "The wiring and protective tubing must be inspected frequently and replaced at the first sign of wear", "false" ] } ] }, { "ch": "Wiring must be routed lines and equipment containing oxygen, oil, fuel, hydraulic fluid, or alcohol with a minimum separation of:", "ansGr": [ { "ans": [ "6 inches or more whenever possible", "true" ] }, { "ans": [ "2 inches or more whenever possible", "false" ] }, { "ans": [ "10 inches or more whenever possible", "false" ] } ] }, { "ch": "Wires, or groups of wires, should enter a junction box, or terminate at a piece of equipment in:", "ansGr": [ { "ans": [ "An upward direction where practicable", "true" ] }, { "ans": [ "A downward direction where practicable", "false" ] }, { "ans": [ "Any direction where practicable", "false" ] } ] }, { "ch": "When a wire bundle is clamped into position. A suitable grommet should be installed if clearance between the bulkhead cutout and the wire bundle is:", "ansGr": [ { "ans": [ "Less than 3⁄8 inch", "true" ] }, { "ans": [ "Less than 1⁄4 inch", "false" ] }, { "ans": [ "Less than 1⁄2 inch", "false" ] } ] }, { "ch": "To prevent strain at the cable terminals and to minimize adverse effects on shockmounted equipment. You must inspect for:", "ansGr": [ { "ans": [ "Sufficient slack between the last clamp and the electronic equipment", "true" ] }, { "ans": [ "Proper clamping and grommets", "false" ] }, { "ans": [ "Wire and cable clamps proper tightness", "false" ] } ] }, { "ch": "Wires and cables are supported by suitable clamps, grommets, or other devices at intervals of:", "ansGr": [ { "ans": [ "Not more than 24 inches, except when contained in troughs, ducts, or conduits", "true" ] }, { "ans": [ "Not more than 24 inches, if contained in troughs, ducts, or conduits", "false" ] }, { "ans": [ "Not less than 24 inches, except when contained in troughs, ducts, or conduits", "false" ] } ] }, { "ch": "For maintain clearance between wires and structure:", "ansGr": [ { "ans": [ "Tape or tubing is not acceptable as an alternative to stand-offs", "true" ] }, { "ans": [ "Tape or tubing is use as an alternative to stand-offs", "false" ] }, { "ans": [ "Tape is acceptable but tubing is not acceptable as an alternative to stand-offs", "false" ] } ] }, { "ch": "Damaged conduit sections should be repaired to preclude injury to the wires or wire bundle that may consume as much as:", "ansGr": [ { "ans": [ "80 percent of the tube area", "true" ] }, { "ans": [ "60 percent of the tube area", "false" ] }, { "ans": [ "50 percent of the tube area", "false" ] } ] }, { "ch": "Kinked or wrinkled bends in rigid conduits are:", "ansGr": [ { "ans": [ "Not recommended and should be replaced", "true" ] }, { "ans": [ "Not recommended and should be repaired", "false" ] }, { "ans": [ "Acceptable and should not be replaced", "false" ] } ] }, { "ch": "Minimum acceptable tube bend radii for rigid conduit are depend on:", "ansGr": [ { "ans": [ "Nominal tube outer diameter", "true" ] }, { "ans": [ "Nominal tube inner diameter", "false" ] }, { "ans": [ "Diameter of the wire bundle", "false" ] } ] }, { "ch": "What is the Type II, rubber covered flexible conduit belong to?", "ansGr": [ { "ans": [ "Flexible aluminum conduit conforming to specification MIL-C-6136", "true" ] }, { "ans": [ "Flexible brass conduit conforming to specification MIL-C-7931", "false" ] }, { "ans": [ "Plastic flexible tubing conforming to specification MIL-C-7931", "false" ] } ] }, { "ch": "Which flexible conduit normally used instead of flexible aluminum where necessary to minimize radio interference?", "ansGr": [ { "ans": [ "Flexible brass conduit conforming to specification MIL-C-7931", "true" ] }, { "ans": [ "Flexible brass conduit conforming to specification MIL-C-6136", "false" ] }, { "ans": [ "Plastic flexible tubing conforming to specification MIL-C-7931", "false" ] } ] }, { "ch": "Minimum acceptable bending radii for flexible aluminum are depend on:", "ansGr": [ { "ans": [ "Nominal ID (inner diameter) of conduit", "true" ] }, { "ans": [ "Nominal OD (outer diameter) of conduit", "false" ] }, { "ans": [ "Diameter of the wire bundle", "false" ] } ] }, { "ch": "Shielding is the process of applying a metallic covering to wiring and equipment to:", "ansGr": [ { "ans": [ "Eliminate electromagnetic interference (EMI)", "true" ] }, { "ans": [ "To protect wiring and equipment avoid lightning strike", "false" ] }, { "ans": [ "Connecting the wiring and equipment to ground", "false" ] } ] }, { "ch": "When does the Electromagnetic interference (EMI) is caused?", "ansGr": [ { "ans": [ "When electromagnetic fields (radio waves) induce high frequency (HF) voltages in a wire or component", "true" ] }, { "ans": [ "When electromagnetic fields (radio waves) induce very high frequency (VHF) voltages in a wire or component", "false" ] }, { "ans": [ "When electromagnetic fields (radio waves) induce low frequency (LF) voltages in a wire or component", "false" ] } ] }, { "ch": "What are factors contribute to degradation of aircraft wiring systems?", "ansGr": [ { "ans": [ "Design, Maintenance, Operation and Environment", "true" ] }, { "ans": [ "Design, Maintenance, Operation and material", "false" ] }, { "ans": [ "Manufacture, Maintenance, Operation and Environment", "false" ] } ] }, { "ch": "What are factors contribute to degradation of aircraft wiring systems?", "ansGr": [ { "ans": [ "Maintenance, Training and Time", "true" ] }, { "ans": [ "Maintenance, Training and Removal", "false" ] }, { "ans": [ "Removal, Training and Time", "false" ] } ] }, { "ch": "The EWIS inspection focus on Clamping Points for:", "ansGr": [ { "ans": [ "Wire chafing is aggravated by loose clamps, damaged clamps, clamp cushion migration, or improper clamp installations.", "true" ] }, { "ans": [ "Wire is correctly routed through clamps, damaged clamps, clamp cushion migration, or improper clamp installations.", "false" ] }, { "ans": [ "Wire chafing is aggravated by loose clamps, damaged clamps, clamp cushion migration, or type of clamp", "false" ] } ] }, { "ch": "The EWIS inspection focus on Connectors for:", "ansGr": [ { "ans": [ "Worn environmental seals, loose connectors, excessive corrosion, missing seal plugs, missing dummy contacts, or lack of strain relief on connector grommets", "true" ] }, { "ans": [ "Worn environmental seals, loose connectors, excessive corrosion, missing wires and contacts, or lack of strain relief on connector grommets", "false" ] }, { "ans": [ "Worn environmental seals, loose or overtighten connectors, excessive corrosion, missing seal plugs, missing dummy contacts, or lack of strain relief on connector grommets", "false" ] } ] }, { "ch": "Terminal lugs and splices are susceptible to:", "ansGr": [ { "ans": [ "Mechanical damage, corrosion, heat damage and chemical contamination", "true" ] }, { "ans": [ "Mechanical stress, corrosion, heat damage and chemical contamination", "false" ] }, { "ans": [ "Loss of continuity, corrosion, heat damage and chemical contamination", "false" ] } ] }, { "ch": "The EWIS inspection focus on Grounding Points should be checked for:", "ansGr": [ { "ans": [ "Security (i.e. tightness), condition of the termination, cleanliness, and corrosion", "true" ] }, { "ans": [ "Loss of continuity, condition of the termination, cleanliness, and corrosion", "false" ] }, { "ans": [ "Mechanical damage, condition of the termination, cleanliness, and corrosion", "false" ] } ] }, { "ch": "Which areas that experience difficult environments for EWIS installations?", "ansGr": [ { "ans": [ "The wing leading and trailing edges", "true" ] }, { "ans": [ "Engine, Pylon, and Nacelle Area", "false" ] }, { "ans": [ "Under Galleys and Lavatories Area", "false" ] } ] }, { "ch": "Which wires and EWIS hardware should be inspected for corrosion and discoloration?", "ansGr": [ { "ans": [ "Wires and EWIS hardware in the vicinity of all aircraft batteries", "true" ] }, { "ans": [ "Wires and EWIS hardware in the Engine, Pylon, and Nacelle Area", "false" ] }, { "ans": [ "Wires and EWIS hardware in the Landing Gear and Wheel Wells", "false" ] } ] }, { "ch": "Which areas experience high vibration, heat, frequent maintenance, and are susceptible to chemical contamination?", "ansGr": [ { "ans": [ "Engine, Pylon, and Nacelle Area", "true" ] }, { "ans": [ "The wing leading and trailing edges areas", "false" ] }, { "ans": [ "Landing Gear and Wheel Wells", "false" ] } ] }, { "ch": "Which feeder that the splice or termination should be replaced if signs of overheating are seen?", "ansGr": [ { "ans": [ "The galley power feeders, in addition to the main and APU generator power feeders", "true" ] }, { "ans": [ "The main, APU generator power feeders and the power feeders to critical systems", "false" ] }, { "ans": [ "The galley power feeders, the battery power feeders, in addition to the main and APU generator power feeders", "false" ] } ] }, { "ch": "Which area, the damage to EWIS can occur due to maintenance activities?", "ansGr": [ { "ans": [ "Cargo Bay/Under Floor area", "true" ] }, { "ans": [ "Surfaces, Controls, and Doors", "false" ] }, { "ans": [ "Engine, Pylon, and Nacelle Area", "false" ] } ] }, { "ch": "Which locations, moving or bending harnesses should be inspected?", "ansGr": [ { "ans": [ "Surfaces, Controls, and Doors", "true" ] }, { "ans": [ "Landing Gear and Wheel Wells", "false" ] }, { "ans": [ "Access Panels", "false" ] } ] }, { "ch": "Which areas, fluid drain provisions should be periodically inspected and repaired as necessary?", "ansGr": [ { "ans": [ "Under Galleys and Lavatories areas", "true" ] }, { "ans": [ "Cargo Bay/Under Floor areas", "false" ] }, { "ans": [ "Landing Gear and Wheel Wells areas", "false" ] } ] }, { "ch": "Which harnesses may receive accidental damage and should have special emphasis inspections?", "ansGr": [ { "ans": [ "Harnesses near access panels", "true" ] }, { "ans": [ "Harnesses near Surfaces, Controls, and Doors", "false" ] }, { "ans": [ "Harnesses in Landing Gear and Wheel Wells", "false" ] } ] }, { "ch": "Who are are required to identify non-destructive methods for cleaning dust, dirt, foreign object debris (FOD), lavatory fluid, and other contaminants produced by an aircraft environment from wiring systems?", "ansGr": [ { "ans": [ "Manufacturers and operators", "true" ] }, { "ans": [ "Authorities and operators", "false" ] }, { "ans": [ "Authorities and operators", "false" ] } ] }, { "ch": "What is the primary reason for avoiding the use of common ground points for unrelated circuits?", "ansGr": [ { "ans": [ "It can result in multiple system failures that distract the crew or become hazardous.", "true" ] }, { "ans": [ "It helps simplify the aircraft wiring layout.", "false" ] }, { "ans": [ "It allows faster system recovery after failures.", "false" ] } ] }, { "ch": "How should electronic equipment cases that produce electromagnetic energy be installed to minimize Electromagnetic Interference (EMI)?", "ansGr": [ { "ans": [ "They must be grounded to structure as specified in the installation procedure.", "true" ] }, { "ans": [ "They should remain ungrounded to prevent current loops.", "false" ] }, { "ans": [ "They should use paint-coated attachment points.", "false" ] } ] }, { "ch": "How can lightning strike hazards be minimized in external components?", "ansGr": [ { "ans": [ "By ensuring proper bonding or alternative discharge paths.", "true" ] }, { "ans": [ "By applying plastic coatings.", "false" ] }, { "ans": [ "By isolating them from all conductive paths.", "false" ] } ] }, { "ch": "What is a function of wire sleeving in Electrical Wiring Interconnection System (EWIS)?", "ansGr": [ { "ans": [ "To provide additional protection and electrical termination for bonding.", "true" ] }, { "ans": [ "To color-code signal cables.", "false" ] }, { "ans": [ "To block electromagnetic energy completely.", "false" ] } ] }, { "ch": "What is the danger of full generator fault current flowing through a localized region of carbon fiber structure?", "ansGr": [ { "ans": [ "It can cause excessive heating and structure failure.", "true" ] }, { "ans": [ "It may temporarily allow continuity across bonded composite panels.", "false" ] }, { "ans": [ "It supports partial conduction through carbon fiber for signal grounding purposes.", "false" ] } ] }, { "ch": "Which is the main factor to consider when selecting wire for areas with high ambient temperature and infrequent inspection?", "ansGr": [ { "ans": [ "Resistance to heat aging.", "true" ] }, { "ans": [ "Shielding effectiveness against electromagnetic interference.", "false" ] }, { "ans": [ "Compatibility of insulation with standard maintenance procedures.", "false" ] } ] }, { "ch": "The solid shank rivet used to join aircraft structure are", "ansGr": [ { "ans": [ "Relatively low-cost, permanently installed fasteners", "true" ] }, { "ans": [ "Relatively high-cost, permanently installed fasteners", "false" ] }, { "ans": [ "Relatively low-cost, temporary installed fasteners", "false" ] } ] }, { "ch": "The solid shank rivets are", "ansGr": [ { "ans": [ "Faster to install than bolts and nuts", "true" ] }, { "ans": [ "Slower to install than bolts and nuts", "false" ] }, { "ans": [ "As fast to install as bolts and nuts", "false" ] } ] }, { "ch": "Two most common head shapes of solid rivet used in aircraft structure are", "ansGr": [ { "ans": [ "Universal and countersunk", "true" ] }, { "ans": [ "Universal and button", "false" ] }, { "ans": [ "Flat and countersunk", "false" ] } ] }, { "ch": "What type of rivet must be annealed before they can be installed?", "ansGr": [ { "ans": [ "DD rivet", "true" ] }, { "ans": [ "AD rivet", "false" ] }, { "ans": [ "E-type rivet", "false" ] } ] }, { "ch": "As a general rule, the rivet diameter should be", "ansGr": [ { "ans": [ "At least two and a haft to three time the thickness of the thicker sheet", "true" ] }, { "ans": [ "At least three and a haft to four time the thickness of the thicker sheet", "false" ] }, { "ans": [ "At least one and a haft to three time the thickness of the thicker sheet", "false" ] } ] }, { "ch": "The minimum spacing between flush head reviets shall not be less than", "ansGr": [ { "ans": [ "4 times the diameter of the rivet", "true" ] }, { "ans": [ "3,5 times the diameter of the rivet", "false" ] }, { "ans": [ "3 times the diameter of the rivet", "false" ] } ] }, { "ch": "The minimum edge distance for countersunk rivets is", "ansGr": [ { "ans": [ "2,5 times the diameter of the rivet", "true" ] }, { "ans": [ "2 times the diameter of the rivet", "false" ] }, { "ans": [ "3 times the diameter of the rivet", "false" ] } ] }, { "ch": "The smallest allowable rivet pitch is", "ansGr": [ { "ans": [ "3 rivet diameters", "true" ] }, { "ans": [ "3,5 rivet diameters", "false" ] }, { "ans": [ "4 rivet diameters", "false" ] } ] }, { "ch": "What is the purpose of countersink tool?", "ansGr": [ { "ans": [ "It is a tool to cut a cone-shaped depression around the rivet hole to allow the rivet to set flush with the surface of the skin", "true" ] }, { "ans": [ "It is a tool to counter vibration during installation contributes to proper rivet installation", "false" ] }, { "ans": [ "It is a tool to trim rivets when rivets of the required length are unavailable", "false" ] } ] }, { "ch": "Which type of dimpling use heated dimpling dies to ensure the metal flow better during the dimpling process?", "ansGr": [ { "ans": [ "Hot Dimpling", "true" ] }, { "ans": [ "Coin Dimpling", "false" ] }, { "ans": [ "Radius Dimpling", "false" ] } ] }, { "ch": "The best decrible of radial cracks type which forms during dimpling is", "ansGr": [ { "ans": [ "Start at the edge and spread outward as the metal within the dimple stretches.", "true" ] }, { "ans": [ "Downward bending into the draw die causes tension stresses in the upper portion of the metal", "false" ] }, { "ans": [ "Under some conditions, a crack may be created that runs around the edge of the dimple", "false" ] } ] }, { "ch": "To remove a countersunk or flush head rivet, you must select a drill", "ansGr": [ { "ans": [ "About 0.003-inch smaller than the rivet shank diameter.", "true" ] }, { "ans": [ "About 0.003-inch larger than the rivet shank diameter.", "false" ] }, { "ans": [ "As the same size as the rivet shank diameter.", "false" ] } ] }, { "ch": "The outside diameter of a metal tubing is measured in", "ansGr": [ { "ans": [ "Sixteenths of an inch.", "true" ] }, { "ans": [ "Thirdteenths of an inch.", "false" ] }, { "ans": [ "Thirtysecond of an inch.", "false" ] } ] }, { "ch": "How many processes of tube bending?", "ansGr": [ { "ans": [ "There are four precesses: cutting, bending, flaring and beading.", "true" ] }, { "ans": [ "There are three precesses: cutting, bending and flaring", "false" ] }, { "ans": [ "There are four precesses: cutting, bending, flaring and testing.", "false" ] } ] }, { "ch": "Which type of tool used to remove burrs from inside and outside the tube?", "ansGr": [ { "ans": [ "Debering tool.", "true" ] }, { "ans": [ "Flaing tool.", "false" ] }, { "ans": [ "Cutting tool.", "false" ] } ] }, { "ch": "How to determine the inside diameter (i.d.) of the tube?", "ansGr": [ { "ans": [ "Subtract twice the wall thickness from the outside diameter.", "true" ] }, { "ans": [ "Add twice the wall thickness from the outside diameter.", "false" ] }, { "ans": [ "Subtract the outside diameter from the wall thickness and then twice.", "false" ] } ] }, { "ch": "How many percent in length of new piece of tubing should be cut to provide for minor variations in bending?", "ansGr": [ { "ans": [ "10 percent longer than the tube to be replaced.", "true" ] }, { "ans": [ "15 percent longer than the tube to be replaced.", "false" ] }, { "ans": [ "20 percent longer than the tube to be replaced.", "false" ] } ] }, { "ch": "If the cutter is not available or tubing of hard material is to be cut,", "ansGr": [ { "ans": [ "Use a fine-tooth hacksaw, preferably one having 32 teeth per inch.", "true" ] }, { "ans": [ "Use a fine-tooth hacksaw, preferably one having 16 teeth per inch.", "false" ] }, { "ans": [ "Use a fine-tooth hacksaw, preferably one having 64 teeth per inch.", "false" ] } ] }, { "ch": "What is maximum diametter of tube can be bent without the use of a bending tool?", "ansGr": [ { "ans": [ "1⁄4\".", "true" ] }, { "ans": [ "1⁄2\".", "false" ] }, { "ans": [ "1\".", "false" ] } ] }, { "ch": "One tube has 5/16\" outside diameter should be bend by", "ansGr": [ { "ans": [ "Portable band bender.", "true" ] }, { "ans": [ "Production bender.", "false" ] }, { "ans": [ "Hand.", "false" ] } ] }, { "ch": "The small diameter of the flattened portion must not be less than", "ansGr": [ { "ans": [ "75 percent of the original outside diameter.", "true" ] }, { "ans": [ "65 percent of the original outside diameter.", "false" ] }, { "ans": [ "85 percent of the original outside diameter.", "false" ] } ] }, { "ch": "What is the consequence of If the tubing not being cut squarely?", "ansGr": [ { "ans": [ "A crooked flare.", "true" ] }, { "ans": [ "A small flare.", "false" ] }, { "ans": [ "A large flare.", "false" ] } ] }, { "ch": "How many percent in length of flexible hose need to be provide for changes that will occur when pressure is applied?", "ansGr": [ { "ans": [ "Provide slack or bend in the hose line from 5 to 8 percent of its total length.", "true" ] }, { "ans": [ "Provide slack or bend in the hose line from 5 to 10 percent of its total length.", "false" ] }, { "ans": [ "Provide slack or bend in the hose line from 8 to 10 percent of its total length.", "false" ] } ] }, { "ch": "What does the term \"cold flow\" describe?", "ansGr": [ { "ans": [ "The term “cold flow” describes the deep, permanent impressions in the hose produced by the pressure of hose clamps or supports.", "true" ] }, { "ans": [ "The term “cold flow” describes the Leakage, separation of the cover or braid from the inner tube, cracks, hardening, lack of flexibility.", "false" ] }, { "ans": [ "The term “cold flow” describes the under torque applied in installation the hose clamps or supports.", "false" ] } ] }, { "ch": "How does the spring generally require in the way of maintenance?", "ansGr": [ { "ans": [ "Springs require little in the way of maintenance.", "true" ] }, { "ans": [ "Springs require a lot of in the way of maintenance.", "false" ] }, { "ans": [ "Springs require no maintenance.", "false" ] } ] }, { "ch": "Two common type of failure happen with springs are", "ansGr": [ { "ans": [ "Corrosion and fatigue.", "true" ] }, { "ans": [ "Crack and corrosion.", "false" ] }, { "ans": [ "Fatigue and crack.", "false" ] } ] }, { "ch": "What is the most common check done on a coil spring?", "ansGr": [ { "ans": [ "Static measurement.", "true" ] }, { "ans": [ "Dynamic measurement.", "false" ] }, { "ans": [ "NDT measurement.", "false" ] } ] }, { "ch": "What happened when a spring carrying a cyclic load becomes corroded?", "ansGr": [ { "ans": [ "The combination of fatigue and corrosion results in a serious loss of fatigue strength.", "true" ] }, { "ans": [ "The combination of oxygen and corrosion results in a serious loss of fatigue strength.", "false" ] }, { "ans": [ "The spring become crack and damage.", "false" ] } ] }, { "ch": "How to make a static (length) measurement on a coil spring?", "ansGr": [ { "ans": [ "The technician accurately measures the length of the spring and compares it to the published dimension.", "true" ] }, { "ans": [ "The technician brings the springs to the manufaturer and compares it to the published dimension.", "false" ] }, { "ans": [ "The technician use the load/deflection check in a workshop and compares it to the published dimension.", "false" ] } ] }, { "ch": "The load/deflection check is used on", "ansGr": [ { "ans": [ "Piston engine valve springs.", "true" ] }, { "ans": [ "Common springs.", "false" ] }, { "ans": [ "Spring with less critical services.", "false" ] } ] }, { "ch": "How to use the load/deflection check tool?", "ansGr": [ { "ans": [ "Load the spring with either a compressive, tensile or a torsional loading, and compare the noted deflection figures with a graph published by the spring manufacturer.", "true" ] }, { "ans": [ "Load the spring with either a compressive, tensile or a torsional loading, and send the noted deflection figures to the spring manufacturer to check.", "false" ] }, { "ans": [ "Send the spring to the manufaturer to check the deflection arcording to series of loads applied and compare the noted deflection figures with a graph published.", "false" ] } ] }, { "ch": "What happened if a spring overheating is detected?", "ansGr": [ { "ans": [ "The spring is not suitable for the designed task and need to be replaced,", "true" ] }, { "ans": [ "The spring is still suitable for the designed task and no need to be replaced,", "false" ] }, { "ans": [ "The spring is still suitable for the designed task and can be replaced.", "false" ] } ] }, { "ch": "What is the greatest harm caused by spring corrosion?", "ansGr": [ { "ans": [ "Reducing the capacity of the loads that the spring can carry", "true" ] }, { "ans": [ "Reducing significantly the life limit of the the spring", "false" ] }, { "ans": [ "Increasing maintenance costs when maintenance", "false" ] } ] }, { "ch": "How can we detect spring overheating?", "ansGr": [ { "ans": [ "Blistering of the surface protection and, in extreme cases, a change of color of the metal", "true" ] }, { "ans": [ "Blistering under the surface and, in extreme cases, a change of color of the metal", "false" ] }, { "ans": [ "Blistering of the surface protection or making the surface protection become embrittle", "false" ] } ] }, { "ch": "Which spring is the load/deflection check usually used for?", "ansGr": [ { "ans": [ "Critical services springs, such as piston engine valve springs", "true" ] }, { "ans": [ "Normal services springs, such as acces door springs", "false" ] }, { "ans": [ "Springs actives on lower temperature condition, such as landing gear door springs", "false" ] } ] }, { "ch": "For fatigue check, springs have to be:", "ansGr": [ { "ans": [ "Checked against figures or graphs to prove whether they are in a suitable condition to continue in service", "true" ] }, { "ans": [ "Checked against manufacture table to prove whether they are in a suitable condition to continue in service", "false" ] }, { "ans": [ "Calculated follow given formular to prove whether they are in a suitable condition to continue in service", "false" ] } ] }, { "ch": "The rate of wear depends on the speed the bearing is rotated", "ansGr": [ { "ans": [ "The speed the bearing is rotated.", "true" ] }, { "ans": [ "The distance the bearing is rotated.", "false" ] }, { "ans": [ "The direction the bearing is rotated.", "false" ] } ] }, { "ch": "A lubricant is a substance introduced between two moving surfaces to", "ansGr": [ { "ans": [ "Reduce the friction between them, improving efficiency and reducing wear.", "true" ] }, { "ans": [ "Reduce the distance between them, improving efficiency and reducing wear.", "false" ] }, { "ans": [ "Reduce the heat between them, improving efficiency and reducing wear.", "false" ] } ] }, { "ch": "The bearing should always be stored horizontally, in a clean dry atmosphere.", "ansGr": [ { "ans": [ "Horizontally, in a clean dry atmosphere.", "true" ] }, { "ans": [ "Vertically, in a clean dry atmosphere.", "false" ] }, { "ans": [ "Horizontally, in a clean dry atmosphere.", "false" ] } ] }, { "ch": "A chipped away portion of the hardened surface of a bearing roller or race called", "ansGr": [ { "ans": [ "Spalling", "true" ] }, { "ans": [ "Overheating", "false" ] }, { "ans": [ "Galling", "false" ] } ] }, { "ch": "What shoud be avoid while dying the bearing with compressed air?", "ansGr": [ { "ans": [ "Never rotate the bearing.", "true" ] }, { "ans": [ "Rotate the beaing as fast as possible.", "false" ] }, { "ans": [ "Rotate the beaing as slow as possible.", "false" ] } ] }, { "ch": "What happen if you use the steam cleaning of bearings?", "ansGr": [ { "ans": [ "The surface finish of the metals will be compromised leading to early failure.", "true" ] }, { "ans": [ "The hole bearing will be taking apart.", "false" ] }, { "ans": [ "All the particles will be removed so increasing the use of bearings.", "false" ] } ] }, { "ch": "What happen with the bearings if you see a reddish/brown discoloration during inspection?", "ansGr": [ { "ans": [ "Etching and corrosion", "true" ] }, { "ans": [ "Overheating", "false" ] }, { "ans": [ "Spalling or galling", "false" ] } ] }, { "ch": "What is the evidence of bearing corrosion?", "ansGr": [ { "ans": [ "Black pitting marks or reddish brown rust areas on the rolling elements, raceways or cages.", "true" ] }, { "ans": [ "Red pitting marks or reddish brown rust areas on the rolling elements, raceways or cages.", "false" ] }, { "ans": [ "Brown pitting marks or reddish brown rust areas on the rolling elements, raceways or cages.", "false" ] } ] }, { "ch": "When an electric current frequently passes through a bearing,", "ansGr": [ { "ans": [ "Rollers are subject to fluting and there is only dark discoloration of balls.", "true" ] }, { "ans": [ "Rollers and balls are subject to fluting and dark discoloration.", "false" ] }, { "ans": [ "Balls are subject to fluting and there is only dark discoloration of rollers.", "false" ] } ] }, { "ch": "An open loop system lacks", "ansGr": [ { "ans": [ "Feedback", "true" ] }, { "ans": [ "Power", "false" ] }, { "ans": [ "Input signal", "false" ] } ] }, { "ch": "A closed loop system provides feedback to the:", "ansGr": [ { "ans": [ "Controller", "true" ] }, { "ans": [ "Motor", "false" ] }, { "ans": [ "Transducer", "false" ] } ] }, { "ch": "A synchro system is primarily used for:", "ansGr": [ { "ans": [ "Transmitting position information", "true" ] }, { "ans": [ "Indicating engine performance", "false" ] }, { "ans": [ "Transmitting fuel information", "false" ] } ] }, { "ch": "Why do you do application of a dye to the gears before operating them under specified load conditions ?", "ansGr": [ { "ans": [ "allows the die to color the gear in the area where two gears contact each other.", "true" ] }, { "ans": [ "allows the die to color the gear in the area where three gears contact each other.", "false" ] }, { "ans": [ "allows the die to color the gear in the area where two gears not contact each other.", "false" ] } ] }, { "ch": "Why do shims or spacers are often used ?", "ansGr": [ { "ans": [ "To obtain the correct relationship between the gears", "true" ] }, { "ans": [ "To obtain the correct relationship between the Jack Screws", "false" ] }, { "ans": [ "To obtain the correct relationship between the chains", "false" ] } ] }, { "ch": "How can the tension often be tested ?", "ansGr": [ { "ans": [ "by pushing on the belt in an unsupported location and observing its deflection", "true" ] }, { "ans": [ "by moving the alternator and its pulley location via an adjusting bolt on the mounting bracket", "false" ] }, { "ans": [ "by holding one gear and trying to move the other gear", "false" ] } ] }, { "ch": "What are the main issues with this type of transmission ?", "ansGr": [ { "ans": [ "Are cleanliness and lubrication", "true" ] }, { "ans": [ "Are cleanliness and temperature", "false" ] }, { "ans": [ "Are temperature and lubrication", "false" ] } ] }, { "ch": "What is often used as the drive for lowering and raising flaps and on stabilizer and rudder trim mechanisms ?", "ansGr": [ { "ans": [ "Generally made in short lengths", "true" ] }, { "ans": [ "Generally made in long lengths", "false" ] }, { "ans": [ "Generally made in very long lengths", "false" ] } ] }, { "ch": "What is the type of linkage eliminates the problem of varying tension and permits the transfer of either compression or tension stress through a single tube?", "ansGr": [ { "ans": [ "Push-Pull Rod Systems", "true" ] }, { "ans": [ "Levers", "false" ] }, { "ans": [ "Jack Screws", "false" ] } ] }, { "ch": "For Push-pull tubes, how to prevent vibration and bending under compression loads ?", "ansGr": [ { "ans": [ "Generally made in short lengths", "true" ] }, { "ans": [ "Generally made in long lengths", "false" ] }, { "ans": [ "Generally made in very long lengths", "false" ] } ] }, { "ch": "Inspection of push pull rods includes ensuring that they are ?", "ansGr": [ { "ans": [ "perfectly straight", "true" ] }, { "ans": [ "completely curved", "false" ] }, { "ans": [ "slightly curved", "false" ] } ] }, { "ch": "What percentage of the cable strength that the hand-woven splice only maintains about ?", "ansGr": [ { "ans": [ "75% of the cable strength.", "true" ] }, { "ans": [ "70% of the cable strength.", "false" ] }, { "ans": [ "80% of the cable strength.", "false" ] } ] }, { "ch": "What is component must in follow in Cut the cable to the proper length allowing for growth during swaging ?", "ansGr": [ { "ans": [ "Swaging terminals", "true" ] }, { "ans": [ "Swage-type terminals", "false" ] }, { "ans": [ "Swaged Ball Terminals", "false" ] } ] }, { "ch": "What is component used to check the terminal shank diameter?", "ansGr": [ { "ans": [ "Using a “go no-go” gauge or a micrometer", "true" ] }, { "ans": [ "Use a power meter or micrometer", "false" ] }, { "ans": [ "Using a “go no-go” gauge or a power meter", "false" ] } ] }, { "ch": "For Completely severed cables or those badly damaged in a localized area , you", "ansGr": [ { "ans": [ "May be repaired", "true" ] }, { "ans": [ "Must be thrown away", "false" ] }, { "ans": [ "Must be removed", "false" ] } ] }, { "ch": "What is the last step to Ensure that the cable is properly inserted in the terminal after the swaging operation is completed ?", "ansGr": [ { "ans": [ "At all subsequent service inspections of the swaged fitting", "true" ] }, { "ans": [ "Measure the length of the terminal end of the fitting to determine the proper length of cable", "false" ] }, { "ans": [ "Lay off this length at the end of the cable and mark with masking tape", "false" ] } ] }, { "ch": "What is require for approval for the use of sleeves constructed of the material ?", "ansGr": [ { "ans": [ "The Nicopress® process", "true" ] }, { "ans": [ "Swaged Ball Terminals", "false" ] }, { "ans": [ "Terminals", "false" ] } ] }, { "ch": "To compress the sleeve,Where do you push it in the tool groove with the major axis of the sleeve perpendicular to the tool ?", "ansGr": [ { "ans": [ "Center", "true" ] }, { "ans": [ "Left", "false" ] }, { "ans": [ "Right", "false" ] } ] }, { "ch": "Why should control cables be removed periodically for a more detailed inspection.", "ansGr": [ { "ans": [ "Are not easily seen", "true" ] }, { "ans": [ "Easy to visually recognize", "false" ] }, { "ans": [ "Easy to visually find", "false" ] } ] }, { "ch": "Why are the strands of the cable separated?", "ansGr": [ { "ans": [ "A result of the relative motion between inner wire surfaces", "true" ] }, { "ans": [ "Is the result of relative motion between the outer wire surfaces", "false" ] }, { "ans": [ "Is the result of absolute motion between the internal wire surfaces", "false" ] } ] }, { "ch": "What do you use to determine the amount of tension on a cable", "ansGr": [ { "ans": [ "a tensiometer", "true" ] }, { "ans": [ "a temperature gauge", "false" ] }, { "ans": [ "a force gauge", "false" ] } ] }, { "ch": "How to maintenance of Bowden cable systems ?", "ansGr": [ { "ans": [ "restricted to cleaning and lubrication of the inner cable at regular intervals", "true" ] }, { "ans": [ "restricted to cleaning and lubrication of the outter cable at regular intervals", "false" ] }, { "ans": [ "fully cleaning and lubrication of the inner cable at regular intervals", "false" ] } ] }, { "ch": "How accurate is a tensiometer when properly maintained?", "ansGr": [ { "ans": [ "0.98", "true" ] }, { "ans": [ "0.96", "false" ] }, { "ans": [ "0.95", "false" ] } ] }, { "ch": "Of all the aircraft metal, What is the most easily formed?", "ansGr": [ { "ans": [ "Pure aluminum", "true" ] }, { "ans": [ "Pure iron", "false" ] }, { "ans": [ "Pure copper", "false" ] } ] }, { "ch": "What is the process that used when the length of a piece of metal, especially on the inside of a bend, is to be reduced ?", "ansGr": [ { "ans": [ "Shrinking", "true" ] }, { "ans": [ "Stretching", "false" ] }, { "ans": [ "Bumping", "false" ] } ] }, { "ch": "What is the process that is achieved by hammering or rolling metal under pressure ?", "ansGr": [ { "ans": [ "Stretching", "true" ] }, { "ans": [ "Shrinking", "false" ] }, { "ans": [ "Bumping", "false" ] } ] }, { "ch": "What is the process that is to make a bend or crease in sheets, plates, or leaves ?", "ansGr": [ { "ans": [ "Folding Sheet Metal", "true" ] }, { "ans": [ "Crimping", "false" ] }, { "ans": [ "Stretching", "false" ] } ] }, { "ch": "What is the Terminology that is given on the drawing or blueprint or may be obtained from the original part. ?", "ansGr": [ { "ans": [ "Base measurement", "true" ] }, { "ans": [ "Leg", "false" ] }, { "ans": [ "Flange", "false" ] } ] }, { "ch": "What is an imaginary line that has the same length after bending as it had before bending ?", "ansGr": [ { "ans": [ "Neutral axis", "true" ] }, { "ans": [ "Bend tangent line", "false" ] }, { "ans": [ "Bend radius", "false" ] } ] }, { "ch": "What is Mold line dimension ?", "ansGr": [ { "ans": [ "The dimension of a part made by the intersection of mold lines", "true" ] }, { "ans": [ "point—the point of intersection of the mold lines", "false" ] }, { "ans": [ "the percentage of the material thickness where there is no stretching or compressing of the material, such as the neutral axis", "false" ] } ] }, { "ch": "What is is the layout line on the metal being formed that is set even with the nose of the brake ?", "ansGr": [ { "ans": [ "Sight line", "true" ] }, { "ans": [ "Flat", "false" ] }, { "ans": [ "Mold line", "false" ] } ] }, { "ch": "What is an angle that is more than 90° when measured between legs, or less than 90° when the amount of bend is measured ?", "ansGr": [ { "ans": [ "Open angle", "true" ] }, { "ans": [ "Closed angle", "false" ] }, { "ans": [ "Flated angle", "false" ] } ] }, { "ch": "What is fully annealed material ?", "ansGr": [ { "ans": [ "Material be heated and cooled", "true" ] }, { "ans": [ "Material be heated and pressure-treated", "false" ] }, { "ans": [ "Material be forged and cooled", "false" ] } ] }, { "ch": "During what is the process that the metal is supported by a dolly, a sandbag, or a die?", "ansGr": [ { "ans": [ "Bumping", "true" ] }, { "ans": [ "Stretching", "false" ] }, { "ans": [ "Shrinking", "false" ] } ] }, { "ch": "What is the process that is often used to make one end of a piece of stove pipe slightly smaller ?", "ansGr": [ { "ans": [ "Crimping", "true" ] }, { "ans": [ "Bumping", "false" ] }, { "ans": [ "Stretching", "false" ] } ] }, { "ch": "What is the Terminology that may be considered as being the length of the curved portion of the neutral line ?", "ansGr": [ { "ans": [ "Bend allowance", "true" ] }, { "ans": [ "Bend lines", "false" ] }, { "ans": [ "Flange", "false" ] } ] }, { "ch": "What is the Terminology that depend on the temper, thickness, and type of material ?", "ansGr": [ { "ans": [ "Bend radius", "true" ] }, { "ans": [ "Folding Sheet Metal", "false" ] }, { "ans": [ "Base measurement", "false" ] } ] }, { "ch": "After bending, how many percentage that the bend area is thinner than before bending ?", "ansGr": [ { "ans": [ "10 to 15 percent", "true" ] }, { "ans": [ "4 to 10 percent", "false" ] }, { "ans": [ "15 to 20 percent", "false" ] } ] }, { "ch": "What is correct about neutral axis ?", "ansGr": [ { "ans": [ "The neutral axis is not exactly in the center of the material", "true" ] }, { "ans": [ "The neutral axis is located at the center of the material", "false" ] }, { "ans": [ "Sometime the neutral axis is located at the center of the material", "false" ] } ] }, { "ch": "What are the majority of bends in sheet metal ?", "ansGr": [ { "ans": [ "90° bends", "true" ] }, { "ans": [ "80° bends", "false" ] }, { "ans": [ "70° bends", "false" ] } ] }, { "ch": "How to prevent any waste of material and to get a greater degree of accuracy in the finished part?", "ansGr": [ { "ans": [ "Making a layout or flat pattern of a part before forming it", "true" ] }, { "ans": [ "To create a whole or flat pattern of a part before forming it", "false" ] }, { "ans": [ "To create an overall or oblique sample of a part before forming it", "false" ] } ] }, { "ch": "What are correct allowances make for when forming straight angle bends?", "ansGr": [ { "ans": [ "Setback and bend allowance", "true" ] }, { "ans": [ "Mold point and bend allowance", "false" ] }, { "ans": [ "Sight line and bend allowance", "false" ] } ] }, { "ch": "What is the radius of bend of a sheet of material measured on ?", "ansGr": [ { "ans": [ "The inside of the curved material", "true" ] }, { "ans": [ "The above-side of the curved material", "false" ] }, { "ans": [ "The outside of the curved material", "false" ] } ] }, { "ch": "What are the minimum bend radius is affected by ?", "ansGr": [ { "ans": [ "The kind of material, thickness of the material, and temper condition of the material", "true" ] }, { "ans": [ "The kind of material, thickness of the material, and curve ondition of the material", "false" ] }, { "ans": [ "The kind of material, flat of the material, and temper condition of the material", "false" ] } ] }, { "ch": "What are the first following step for finding the total developed length can be computed with formulas when using bend allowance calculations ?", "ansGr": [ { "ans": [ "Determine the Correct Bend Radius Minimum bend radius charts", "true" ] }, { "ans": [ "Find the Setback that can be calculated with a formula or can be found in a setback chart available in AMM", "false" ] }, { "ans": [ "Using a Formula for Calculating the Setback SB = K (R + T)", "false" ] } ] }, { "ch": "The flats are equal to the mold line dimension minus the setback for each of the sides, and the mold line length minus ?", "ansGr": [ { "ans": [ "Two setbacks for the center flat.", "true" ] }, { "ans": [ "One setback for the center flat.", "false" ] }, { "ans": [ "Three setbacks for the center flat.", "false" ] } ] }, { "ch": "What are factors the bend allowance depend on ?", "ansGr": [ { "ans": [ "Degree of bend, radius of the bend, thickness of the metal, and type of metal used", "true" ] }, { "ans": [ "Degree of bend, radius of the bend, the sharpest curve, and type of metal used", "false" ] }, { "ans": [ "Degree of bend, radius of the bend, thickness of the metal, and the process of making", "false" ] } ] }, { "ch": "How does the bend radius scale with the thickness of the material?", "ansGr": [ { "ans": [ "The radius of the bend is generally proportional to the thickness of the material.", "true" ] }, { "ans": [ "Bend radius is usually inversely proportional to the thickness of the material.", "false" ] }, { "ans": [ "The bend radius is not scale withl to the thickness of the material.", "false" ] } ] }, { "ch": "What is happen onBending a piece of metal ?", "ansGr": [ { "ans": [ "Compresses the material on the inside of the curve and stretches the material on the outside of the curve", "true" ] }, { "ans": [ "Compresses the material on the outside of the curve and stretches the material on the inside of the curve", "false" ] }, { "ans": [ "Stretches the material on the inside of the curve and stretches the material on the outside of the curve", "false" ] } ] }, { "ch": "Where does the neutral line or neutral axis occurs at?", "ansGr": [ { "ans": [ "A distance approximately 0.445 times the metal thickness", "true" ] }, { "ans": [ "A distance approximately 0.5 times the metal thickness", "false" ] }, { "ans": [ "A distance approximately 0.555 times the metal thickness", "false" ] } ] }, { "ch": "Where does the J-chart often find?", "ansGr": [ { "ans": [ "SRM", "true" ] }, { "ans": [ "AMM", "false" ] }, { "ans": [ "CMM", "false" ] } ] }, { "ch": "What is the brake set up for box and pan brakes and cornice brakes ?", "ansGr": [ { "ans": [ "Is identical", "true" ] }, { "ans": [ "Is different", "false" ] }, { "ans": [ "The brake set up for box is biggest", "false" ] } ] }, { "ch": "What is jeopardize the integrity of the part if bend tighter than this radius ?", "ansGr": [ { "ans": [ "Stresses", "true" ] }, { "ans": [ "Stretches", "false" ] }, { "ans": [ "M\\echanical fatigues", "false" ] } ] }, { "ch": "What is the last step of Using a Sheet Metal Brake to Fold Metal ?", "ansGr": [ { "ans": [ "Adjustment of Bend Radius", "true" ] }, { "ans": [ "Adjusting Clamping Pressure The next step is setting clamping pressure", "false" ] }, { "ans": [ "Adjusting the Nose Gap", "false" ] } ] }, { "ch": "What are the processes in hand form revolving ?", "ansGr": [ { "ans": [ "The processes of stretching and shrinking metal", "true" ] }, { "ans": [ "The process of compressing and shrinking metals", "false" ] }, { "ans": [ "The process of stretching and heating metal", "false" ] } ] }, { "ch": "When making a crimp, hold the crimping pliers so that the jaws are about:", "ansGr": [ { "ans": [ "1⁄8-inch apart", "true" ] }, { "ans": [ "1⁄4-inch apart", "false" ] }, { "ans": [ "1⁄2-inch apart", "false" ] } ] }, { "ch": "What is the firsr step of Flanged Angle Shrinking ?", "ansGr": [ { "ans": [ "Cut the metal to size", "true" ] }, { "ans": [ "Clamp the material in the form blocks", "false" ] }, { "ans": [ "Using a soft-faced shrinking mallet", "false" ] } ] }, { "ch": "How is the concave flange is formed ?", "ansGr": [ { "ans": [ "By stretching", "true" ] }, { "ans": [ "By shrinking", "false" ] }, { "ans": [ "By pressuring", "false" ] } ] }, { "ch": "How is the convex flange is formed ?", "ansGr": [ { "ans": [ "By shrinking", "true" ] }, { "ans": [ "By stretching", "false" ] }, { "ans": [ "By pressuring", "false" ] } ] }, { "ch": "Which material is most commonly used for bonded composite repairs?", "ansGr": [ { "ans": [ "Boron prepreg tape with epoxy resin.", "true" ] }, { "ans": [ "Aluminum sheets with adhesive backing.", "false" ] }, { "ans": [ "Carbon fiber mats with polyester resin.", "false" ] } ] }, { "ch": "Why is cleanliness critical in bonded repairs?", "ansGr": [ { "ans": [ "To ensure full adhesion potential by keeping bonded areas clean.", "true" ] }, { "ans": [ "To reduce the weight of the repair materials.", "false" ] }, { "ans": [ "To speed up the curing process of the adhesive.", "false" ] } ] }, { "ch": "Why is light scuff sanding performed after removing peel ply?", "ansGr": [ { "ans": [ "To remove high resin peak impressions that could create bond line cracks.", "true" ] }, { "ans": [ "To smooth the surface for painting.", "false" ] }, { "ans": [ "To reduce the thickness of the laminate.", "false" ] } ] }, { "ch": "What is the primary purpose of tap testing in composite inspections?", "ansGr": [ { "ans": [ "To detect delamination or debonding by comparing acoustic responses.", "true" ] }, { "ans": [ "To measure the thickness of the composite material.", "false" ] }, { "ans": [ "To check the electrical conductivity of the repair.", "false" ] } ] }, { "ch": "Why is electrical conductivity important in some composite aircraft structures?", "ansGr": [ { "ans": [ "To dissipate static electricity and prevent electrical issues.", "true" ] }, { "ans": [ "To ensure proper bonding adhesion during repairs.", "false" ] }, { "ans": [ "To enhance radio wave transmission for avionics.", "false" ] } ] }, { "ch": "What is the maximum weight of the hammer recommended for tap testing?", "ansGr": [ { "ans": [ "2 ounces.", "true" ] }, { "ans": [ "5 ounces.", "false" ] }, { "ans": [ "8 ounces.", "false" ] } ] }, { "ch": "What is the primary advantage of additive manufacturing in the aerospace industry?", "ansGr": [ { "ans": [ "Creating stronger, lighter, and more efficient components.", "true" ] }, { "ans": [ "Reducing the need for any post-processing.", "false" ] }, { "ans": [ "Eliminating the use of metal materials entirely.", "false" ] } ] }, { "ch": "Which term is commonly used interchangeably with additive manufacturing?", "ansGr": [ { "ans": [ "3D printing.", "true" ] }, { "ans": [ "CNC machining.", "false" ] }, { "ans": [ "Injection molding.", "false" ] } ] }, { "ch": "What is the purpose of support structures in VAT PHOTOPOLYMERIZATION?", "ansGr": [ { "ans": [ "To provide structural support during the build phase.", "true" ] }, { "ans": [ "To increase the speed of printing.", "false" ] }, { "ans": [ "To replace the need for UV light curing.", "false" ] } ] }, { "ch": "Which material is typically used in MATERIAL JETTING?", "ansGr": [ { "ans": [ "Polymers and waxes.", "true" ] }, { "ans": [ "Pure metals.", "false" ] }, { "ans": [ "Ceramic powders.", "false" ] } ] }, { "ch": "What are the two materials used in BINDER JETTING?", "ansGr": [ { "ans": [ "Powder and liquid binder.", "true" ] }, { "ans": [ "Resin and UV light.", "false" ] }, { "ans": [ "Metal wire and resin.", "false" ] } ] }, { "ch": "Which process is commonly used in inexpensive, domestic 3D printers?", "ansGr": [ { "ans": [ "Material extrusion.", "true" ] }, { "ans": [ "Powder bed fusion.", "false" ] }, { "ans": [ "Directed energy deposition.", "false" ] } ] }, { "ch": "What bonds layers in MATERIAL EXTRUSION?", "ansGr": [ { "ans": [ "Temperature control or chemical agents.", "true" ] }, { "ans": [ "Ultrasonic welding or chemical agents.", "false" ] }, { "ans": [ "UV light curing or temperature control .", "false" ] } ] }, { "ch": "Which metals are commonly used in ULTRASONIC ADDITIVE MANUFACTURING?", "ansGr": [ { "ans": [ "Aluminum, copper, stainless steel, and titanium.", "true" ] }, { "ans": [ "Aluminum and titanium.", "false" ] }, { "ans": [ "Exclusively non-metallic materials.", "false" ] } ] }, { "ch": "Which additive manufacturing method is ideal for lightweight aerospace components?", "ansGr": [ { "ans": [ "Powder bed fusion.", "true" ] }, { "ans": [ "Material jetting.", "false" ] }, { "ans": [ "VAT photopolymerization", "false" ] } ] }, { "ch": "What is DIRECTED ENERGY DEPOSITION primarily used for?", "ansGr": [ { "ans": [ "Repairing, adding material.", "true" ] }, { "ans": [ "Printing large batches of identical parts.", "false" ] }, { "ans": [ "Replacing traditional machining entirely.", "false" ] } ] }, { "ch": "What is the purpose of post-processing in additive manufacturing?", "ansGr": [ { "ans": [ "To remove supports, smooth surfaces, or improve properties.", "true" ] }, { "ans": [ "To replace the printing process entirely.", "false" ] }, { "ans": [ "To reduce the need for any inspection.", "false" ] } ] }, { "ch": "What affects the mechanical properties of a printed part?", "ansGr": [ { "ans": [ "Density, particle size, and distribution of the material.", "true" ] }, { "ans": [ "Excessive bonding between layers.", "false" ] }, { "ans": [ "Residual stress causing cracks or warping.", "false" ] } ] }, { "ch": "What causes gaps between layers in 3D printing?", "ansGr": [ { "ans": [ "Low bonding strength due to low nozzle temperatures.", "true" ] }, { "ans": [ "Using too much material in each layer.", "false" ] }, { "ans": [ "Skipping the curing process entirely.", "false" ] } ] }, { "ch": "What is the primary method for inspecting additive manufactured parts?", "ansGr": [ { "ans": [ "Non-destructive testing.", "true" ] }, { "ans": [ "Destructive testing.", "false" ] }, { "ans": [ "Visual inspection without tools.", "false" ] } ] }, { "ch": "What does ULTRASONIC TESTING detect in printed parts?", "ansGr": [ { "ans": [ "Internal defects such as cracks or fractures.", "true" ] }, { "ans": [ "Surface color inconsistencies.", "false" ] }, { "ans": [ "The weight of the component.", "false" ] } ] }, { "ch": "What is the advantage of RADIOGRAPHIC TESTING over ultrasonic testing?", "ansGr": [ { "ans": [ "It can detect volumetric defects that ultrasonic might miss.", "true" ] }, { "ans": [ "It provides better resolution for surface cracks than ultrasonic testing.", "false" ] }, { "ans": [ "It requires less operator training compared to ultrasonic methods.", "false" ] } ] }, { "ch": "What is CT scanning typically used for in additive manufacturing?", "ansGr": [ { "ans": [ "Inspecting smaller components like turbine blades.", "true" ] }, { "ans": [ "Detecting residual stress in metal components.", "false" ] }, { "ans": [ "Verifying dimensional accuracy of parts.", "false" ] } ] }, { "ch": "How does EDDY CURRENT TESTING work?", "ansGr": [ { "ans": [ "By using electromagnetic induction to detect flaws.", "true" ] }, { "ans": [ "By applying pressure to the material.", "false" ] }, { "ans": [ "By melting the surface of the part.", "false" ] } ] }, { "ch": "What is the purpose of the alternating current in EDDY CURRENT TESTING?", "ansGr": [ { "ans": [ "To generate an oscillating magnetic field.", "true" ] }, { "ans": [ "To heat the material to high temperatures.", "false" ] }, { "ans": [ "To cool the part rapidly.", "false" ] } ] }, { "ch": "What solidifies the material in MATERIAL JETTING?", "ansGr": [ { "ans": [ "Ultraviolet (UV) light.", "true" ] }, { "ans": [ "High-pressure air.", "false" ] }, { "ans": [ "Chemical dissolution.", "false" ] } ] }, { "ch": "What is the function of the liquid binder in BINDER JETTING?", "ansGr": [ { "ans": [ "To act as an adhesive between powder layers.", "true" ] }, { "ans": [ "To cool the printed part rapidly.", "false" ] }, { "ans": [ "To replace the need for powder entirely.", "false" ] } ] }, { "ch": "Why are parts often adhered to a build plate in additive manufacturing?", "ansGr": [ { "ans": [ "To provide stability during the printing process.", "true" ] }, { "ans": [ "To eliminate the need for post-processing.", "false" ] }, { "ans": [ "To reduce the printer’s energy consumption.", "false" ] } ] }, { "ch": "What term describes steps like smoothing surfaces after printing?", "ansGr": [ { "ans": [ "Post-processing.", "true" ] }, { "ans": [ "Pre-printing.", "false" ] }, { "ans": [ "Last-printing.", "false" ] } ] }, { "ch": "Which NDT method uses sound waves to inspect internal defects?", "ansGr": [ { "ans": [ "Ultrasonic testing.", "true" ] }, { "ans": [ "Radiographic testing.", "false" ] }, { "ans": [ "Eddy current testing.", "false" ] } ] }, { "ch": "What is a datum in the context of aircraft weight and balance?", "ansGr": [ { "ans": [ "An imaginary vertical plane for measurements", "true" ] }, { "ans": [ "A type of aircraft", "false" ] }, { "ans": [ "A tool used for weighing aircraft", "false" ] } ] }, { "ch": "What does the term \"arm\" refer to in aircraft weight and balance?", "ansGr": [ { "ans": [ "The horizontal distance from the datum", "true" ] }, { "ans": [ "The weight of the aircraft", "false" ] }, { "ans": [ "The total weight of the fuel", "false" ] } ] }, { "ch": "What is the maximum weight of an aircraft?", "ansGr": [ { "ans": [ "The maximum authorized weight for flight", "true" ] }, { "ans": [ "The weight of the empty aircraft", "false" ] }, { "ans": [ "The weight of passengers only", "false" ] } ] }, { "ch": "What does \"empty weight\" include?", "ansGr": [ { "ans": [ "All fixed operating equipment in the aircraft", "true" ] }, { "ans": [ "Only the weight of the airframe", "false" ] }, { "ans": [ "The weight of the passengers and cargo", "false" ] } ] }, { "ch": "What is the useful load of an aircraft?", "ansGr": [ { "ans": [ "The weight of fuel and passengers", "true" ] }, { "ans": [ "The total weight of the aircraft", "false" ] }, { "ans": [ "The weight of the empty aircraft", "false" ] } ] }, { "ch": "What is \"minimum fuel\"?", "ansGr": [ { "ans": [ "The amount of fuel needed for 30 minutes of flight", "true" ] }, { "ans": [ "The total fuel capacity of the aircraft", "false" ] }, { "ans": [ "The weight of fuel that is not usable", "false" ] } ] }, { "ch": "What does tare weight refer to?", "ansGr": [ { "ans": [ "The weight of support equipment used during weighing", "true" ] }, { "ans": [ "The weight of the aircraft without fuel", "false" ] }, { "ans": [ "The maximum allowable weight of the aircraft", "false" ] } ] }, { "ch": "Why is it important to know the center of gravity of an aircraft?", "ansGr": [ { "ans": [ "To ensure the aircraft is balanced for flight", "true" ] }, { "ans": [ "To calculate the total weight of the aircraft", "false" ] }, { "ans": [ "To determine the type of fuel used", "false" ] } ] }, { "ch": "How is a moment calculated?", "ansGr": [ { "ans": [ "By multiplying weight by its arm distance", "true" ] }, { "ans": [ "By adding the total weight of the aircraft", "false" ] }, { "ans": [ "By dividing the weight by the arm", "false" ] } ] }, { "ch": "What is the purpose of a datum in weight and balance calculations for an aircraft?", "ansGr": [ { "ans": [ "It serves as a reference point for all horizontal measurements.", "true" ] }, { "ans": [ "It indicates the maximum weight allowed for the aircraft.", "false" ] }, { "ans": [ "It determines the center of gravity location.", "false" ] } ] }, { "ch": "How is the arm defined in relation to an aircraft's datum?", "ansGr": [ { "ans": [ "It is the horizontal distance from the datum to a specific item on the aircraft.", "true" ] }, { "ans": [ "It is the total weight of the aircraft without fuel.", "false" ] }, { "ans": [ "It is the maximum allowable weight of the aircraft.", "false" ] } ] }, { "ch": "What does a positive moment indicate when calculating weight and balance?", "ansGr": [ { "ans": [ "Weight is being added aft of the datum.", "true" ] }, { "ans": [ "Weight is being removed forward of the datum.", "false" ] }, { "ans": [ "Weight is being added forward of the datum.", "false" ] } ] }, { "ch": "What defines the center of gravity (Center of Gravity) of an aircraft?", "ansGr": [ { "ans": [ "It is the balance point where nose heavy and tail heavy moments are equal.", "true" ] }, { "ans": [ "It is the maximum allowable weight of the aircraft.", "false" ] }, { "ans": [ "It is the point where the empty weight is calculated.", "false" ] } ] }, { "ch": "Which weight category can vary for an aircraft depending on its operational conditions?", "ansGr": [ { "ans": [ "Maximum weight.", "true" ] }, { "ans": [ "Empty weight.", "false" ] }, { "ans": [ "Tare weight.", "false" ] } ] }, { "ch": "How is the useful load of an aircraft calculated?", "ansGr": [ { "ans": [ "By subtracting the empty weight from the maximum allowable gross weight.", "true" ] }, { "ans": [ "By adding the weight of the fuel to the empty weight.", "false" ] }, { "ans": [ "By measuring the weight of all installed equipment.", "false" ] } ] }, { "ch": "What is the definition of minimum fuel in the context of weight and balance checks?", "ansGr": [ { "ans": [ "The amount of fuel required for 30 minutes of flight at cruise power.", "true" ] }, { "ans": [ "The total fuel capacity of the aircraft.", "false" ] }, { "ans": [ "The weight of fuel required for takeoff.", "false" ] } ] }, { "ch": "What must be done with tare weight when weighing an aircraft?", "ansGr": [ { "ans": [ "It must be subtracted from the scale reading to get the correct weight.", "true" ] }, { "ans": [ "It must be added to the weight of the aircraft for accuracy.", "false" ] }, { "ans": [ "It is irrelevant and can be ignored.", "false" ] } ] }, { "ch": "What is the primary source of weight and balance data for an aircraft?", "ansGr": [ { "ans": [ "Aircraft Flight Manual", "true" ] }, { "ans": [ "Pilot's Handbook", "false" ] }, { "ans": [ "Maintenance Manual", "false" ] } ] }, { "ch": "What is the purpose of a spirit level when weighing an aircraft?", "ansGr": [ { "ans": [ "To ensure the aircraft is in a level flight attitude", "true" ] }, { "ans": [ "To measure the aircraft's weight", "false" ] }, { "ans": [ "To calculate the center of gravity", "false" ] } ] }, { "ch": "Which type of scale can typically weigh small aircraft?", "ansGr": [ { "ans": [ "Mechanical spring scales", "true" ] }, { "ans": [ "Kitchen scales", "false" ] }, { "ans": [ "Bathroom scales", "false" ] } ] }, { "ch": "How is the weight of fuel adjusted when weighing an aircraft with full tanks?", "ansGr": [ { "ans": [ "By using a hydrometer to determine the exact weight", "true" ] }, { "ans": [ "By estimating based on standard weight", "false" ] }, { "ans": [ "By subtracting a fixed value", "false" ] } ] }, { "ch": "What type of information is typically highlighted in a Type Certificate Data Sheet (TCDS)?", "ansGr": [ { "ans": [ "Center of gravity range and maximum weight", "true" ] }, { "ans": [ "Maintenance schedule", "false" ] }, { "ans": [ "Flight maneuverability", "false" ] } ] }, { "ch": "What should be done with the engine oil before weighing an aircraft?", "ansGr": [ { "ans": [ "Ensure it is full or drain it to only residual levels", "true" ] }, { "ans": [ "Leave it as is", "false" ] }, { "ans": [ "Replace it with fresh oil", "false" ] } ] }, { "ch": "Why is it important to know the arms for weighing points on an aircraft?", "ansGr": [ { "ans": [ "To ensure accurate weight distribution calculations", "true" ] }, { "ans": [ "To measure the fuel capacity", "false" ] }, { "ans": [ "To determine the maximum takeoff weight", "false" ] } ] }, { "ch": "What does the center of gravity range indicate for an aircraft?", "ansGr": [ { "ans": [ "The limits within which the aircraft must balance", "true" ] }, { "ans": [ "The maximum weight allowed for takeoff", "false" ] }, { "ans": [ "The total weight of all passengers and cargo", "false" ] } ] }, { "ch": "What is the role of the Aircraft Specifications document?", "ansGr": [ { "ans": [ "To provide weight and balance information for the aircraft", "true" ] }, { "ans": [ "To list all pilots certified for the aircraft", "false" ] }, { "ans": [ "To provide maintenance procedures", "false" ] } ] }, { "ch": "What is a weight and balance extreme condition check?", "ansGr": [ { "ans": [ "A method to assess aircraft loading limits", "true" ] }, { "ans": [ "A way to check fuel efficiency", "false" ] }, { "ans": [ "A procedure for routine maintenance", "false" ] } ] }, { "ch": "What does the forward extreme condition check involve?", "ansGr": [ { "ans": [ "Loading useful items in front of the forward Center of Gravity limit", "true" ] }, { "ans": [ "Leaving all seats empty", "false" ] }, { "ans": [ "Filling the aircraft with maximum fuel", "false" ] } ] }, { "ch": "What is minimum fuel calculated by?", "ansGr": [ { "ans": [ "Dividing the engine's METO horsepower by 2", "true" ] }, { "ans": [ "Using the aircraft's total weight", "false" ] }, { "ans": [ "Calculating fuel consumption", "false" ] } ] }, { "ch": "What happens to the Center of Gravity during an aft extreme condition check?", "ansGr": [ { "ans": [ "It is loaded behind the aft Center of Gravity limit", "true" ] }, { "ans": [ "It is calculated only using fuel", "false" ] }, { "ans": [ "It is always within limits", "false" ] } ] }, { "ch": "What must be determined when equipment changes occur in an aircraft?", "ansGr": [ { "ans": [ "The new empty weight and empty weight center of gravity", "true" ] }, { "ans": [ "The fuel efficiency", "false" ] }, { "ans": [ "The flight time", "false" ] } ] }, { "ch": "What does permanent ballast do to an aircraft?", "ansGr": [ { "ans": [ "Increases empty weight and reduces useful load", "true" ] }, { "ans": [ "Decreases fuel consumption", "false" ] }, { "ans": [ "Enhances flight speed", "false" ] } ] }, { "ch": "What is temporary ballast used for?", "ansGr": [ { "ans": [ "To meet varying loading conditions", "true" ] }, { "ans": [ "To increase maximum speed", "false" ] }, { "ans": [ "To permanently alter the aircraft structure", "false" ] } ] } ]