[ { "part": "M11.1 Theory Of Flight", "ch": "Which control surface is used to control an aircraft’s roll?", "ansGr": [ { "ans": [ "Ailerons", "true" ] }, { "ans": [ "Rudder", "false" ] }, { "ans": [ "Elevators", "false" ] } ] }, { "ch": "What is the primary purpose of flaps on an aircraft wing?", "ansGr": [ { "ans": [ "To increase lift during takeoff and landing", "true" ] }, { "ans": [ "To reduce drag", "false" ] }, { "ans": [ "To increase cruise speed", "false" ] } ] }, { "ch": "What is the function of an elevator on an aircraft?", "ansGr": [ { "ans": [ "To control pitch", "true" ] }, { "ans": [ "To control yaw", "false" ] }, { "ans": [ "To control roll", "false" ] } ] }, { "ch": "In aerodynamics, what is the purpose of a stabilators?", "ansGr": [ { "ans": [ "To control lift", "true" ] }, { "ans": [ "To control pitch", "false" ] }, { "ans": [ "To stabilize yaw", "false" ] } ] }, { "ch": "What is the function of a spoiler on an aircraft wing?", "ansGr": [ { "ans": [ "To increase lift", "true" ] }, { "ans": [ "To reduce drag", "false" ] }, { "ans": [ "To decrease lift and increase drag", "false" ] } ] }, { "ch": "Which control surface is used to control an aircraft’s pitch?", "ansGr": [ { "ans": [ "Elevators", "true" ] }, { "ans": [ "Rudder", "false" ] }, { "ans": [ "Ailerons", "false" ] } ] }, { "ch": "What is the primary function of an aircraft’s horizontal stabilizer?", "ansGr": [ { "ans": [ "To maintain pitch stability", "true" ] }, { "ans": [ "To control lateral stability", "false" ] }, { "ans": [ "To increase thrust", "false" ] } ] }, { "ch": "How does the addition of leading-edge flaps impact an aircraft’s takeoff performance?", "ansGr": [ { "ans": [ "Increases lift", "true" ] }, { "ans": [ "Reduces drag", "false" ] }, { "ans": [ "Decreases lift", "false" ] } ] }, { "ch": "In the context of aerodynamic surfaces, what is a “canard”?", "ansGr": [ { "ans": [ "A small wing located ahead of the main wings", "true" ] }, { "ans": [ "A type of tail wing", "false" ] }, { "ans": [ "A stabilizing fin", "false" ] } ] }, { "ch": "Which of the following trailing edge flaps give an increase in wing area?.", "ansGr": [ { "ans": [ "Fowler flap", "true" ] }, { "ans": [ "Split flap", "false" ] }, { "ans": [ "Slotted flap", "false" ] } ] }, { "ch": "What is a key characteristic of a high-lift device?", "ansGr": [ { "ans": [ "It increases lift at lower speeds", "true" ] }, { "ans": [ "It is only used during cruising", "false" ] }, { "ans": [ "It increases drag significantly", "false" ] } ] }, { "ch": "What is the role of the canard in aircraft design?", "ansGr": [ { "ans": [ "To enhance lift and stability", "true" ] }, { "ans": [ "To improve maneuverability", "false" ] }, { "ans": [ "To increase drag", "false" ] } ] }, { "ch": "How does a balance tab move?", "ansGr": [ { "ans": [ "In the opposite direction proportional to the control surface it is attached to.", "true" ] }, { "ans": [ "In the same direction a small amount.", "false" ] }, { "ans": [ "In the same direction proportional to the control surface it is attached to.", "false" ] } ] }, { "ch": "Where does the nose of aircraft move to , when its rudder deflects to the right ?", "ansGr": [ { "ans": [ "To the right", "true" ] }, { "ans": [ "To the left", "false" ] }, { "ans": [ "Center", "false" ] } ] }, { "ch": "When the an aileron on one wing deflects down, where does the aileron on the opposite wing deflect ?", "ansGr": [ { "ans": [ "Upward", "true" ] }, { "ans": [ "Downward", "false" ] }, { "ans": [ "Neutral", "false" ] } ] }, { "ch": "What is the purpose of a mass balance?", "ansGr": [ { "ans": [ "Counteract flutter on control surfaces.", "true" ] }, { "ans": [ "Blance the tabs.", "false" ] }, { "ans": [ "Balance the trailing edge of flying control surfaces", "false" ] } ] }, { "ch": "Which of the following are primary control surfaces?", "ansGr": [ { "ans": [ "Elevators, ailerons, rudder", "true" ] }, { "ans": [ "Roll spoilers, elevators, tabs.", "false" ] }, { "ans": [ "Elevators, roll spoilers, tabs.", "false" ] } ] }, { "ch": "Which flap will increase wing area and camber?", "ansGr": [ { "ans": [ "Fowler.", "true" ] }, { "ans": [ "Slot.", "false" ] }, { "ans": [ "Split.", "false" ] } ] }, { "ch": "What is attached to the rear of the vertical stabilizer?", "ansGr": [ { "ans": [ "Rudder.", "true" ] }, { "ans": [ "Elevator.", "false" ] }, { "ans": [ "Aileron.", "false" ] } ] }, { "ch": "What is the primary purpose of a flight control system in an aircraft?", "ansGr": [ { "ans": [ "To control the aircraft’s altitude and direction", "true" ] }, { "ans": [ "To measure airspeed", "false" ] }, { "ans": [ "To manage fuel consumption", "false" ] } ] }, { "ch": "What is the primary function of an aircraft’s spoiler?", "ansGr": [ { "ans": [ "To reduce lift and increase drag", "true" ] }, { "ans": [ "To increase fuel efficiency", "false" ] }, { "ans": [ "To control yaw", "false" ] } ] }, { "ch": "What is a key characteristic of hight lift devices?", "ansGr": [ { "ans": [ "It increases lift at lower speeds", "true" ] }, { "ans": [ "It is only used during cruising", "false" ] }, { "ans": [ "It increases drag significantly", "false" ] } ] }, { "ch": "What is the function of flaperons?", "ansGr": [ { "ans": [ "Combine aileron and flap functions", "true" ] }, { "ans": [ "Control yaw movement", "false" ] }, { "ans": [ "Increase rudder effectiveness", "false" ] } ] }, { "ch": "What is a slot or cuff used for on a wing?", "ansGr": [ { "ans": [ "Increase camber and delay stall", "true" ] }, { "ans": [ "Reduce wingtip vortices", "false" ] }, { "ans": [ "Act as a trim tab", "false" ] } ] }, { "ch": "What causes wingtip vortices ?", "ansGr": [ { "ans": [ "The high pressure air under the wing flowing to the low pressure air above the wing", "true" ] }, { "ans": [ "The weight of the aircraft", "false" ] }, { "ans": [ "Air turbulence from engines", "false" ] } ] }, { "ch": "What is Mach number?", "ansGr": [ { "ans": [ "The ratio of an aircraft’s speed to the speed of sound", "true" ] }, { "ans": [ "The measure of lift generated", "false" ] }, { "ans": [ "The drag coefficient", "false" ] } ] }, { "ch": "What is the primary aerodynamic benefit of using winglets on aircraft wings?", "ansGr": [ { "ans": [ "Improved fuel efficiency by reducing induced drag", "true" ] }, { "ans": [ "Increased drag", "false" ] }, { "ans": [ "Greater stability", "false" ] } ] }, { "ch": "Which type of airflow occurs when the airspeed exceeds the speed of sound?", "ansGr": [ { "ans": [ "Supersonic", "true" ] }, { "ans": [ "Transonic", "false" ] }, { "ans": [ "Subsonic", "false" ] } ] }, { "ch": "Where are stall wedges installed to ensure that a wing stalls at the root first ?", "ansGr": [ { "ans": [ "On the wing leading edge at the wing root.", "true" ] }, { "ans": [ "On the wing leading edge at the wing tip.", "false" ] }, { "ans": [ "On the wing trailing edge at the wing root.", "false" ] } ] }, { "ch": "What are ground spoilers used for?", "ansGr": [ { "ans": [ "To dump lift.", "true" ] }, { "ans": [ "To dump lift.", "false" ] }, { "ans": [ "To assist the aircraft coming to a stop.", "false" ] } ] }, { "ch": "What is the primary purpose of a vortex generator on a wing?", "ansGr": [ { "ans": [ "To stabilize airflow over the wing", "true" ] }, { "ans": [ "To reduce weight", "false" ] }, { "ans": [ "To increase drag", "false" ] } ] }, { "ch": "What is a common consequence of exceeding the critical Mach number in high-speed flight?", "ansGr": [ { "ans": [ "Formation of a shock wave on the wing", "true" ] }, { "ans": [ "Loss of engine power", "false" ] }, { "ans": [ "Increased fuel efficiency", "false" ] } ] }, { "ch": "What is the primary aerodynamic benefit of a wing with sweepback in high-speed flight ?", "ansGr": [ { "ans": [ "Delayed onset of shockwaves and reduced drag at transonic and supersonic speeds.", "true" ] }, { "ans": [ "Increased lift at low speeds.", "false" ] }, { "ans": [ "Improved fuel efficiency during takeoff", "false" ] } ] }, { "ch": "How does reaching the critical Mach number effect the drag coefficient of an aircraft ?", "ansGr": [ { "ans": [ "The drag coefficient increases sharply due to the formation of shock waves.", "true" ] }, { "ans": [ "The drag coefficient remains constant.", "false" ] }, { "ans": [ "The drag coefficient decreases as airflow becomes smoother.", "false" ] } ] }, { "ch": "What is the critical Mach number of an aircraft?", "ansGr": [ { "ans": [ "The Mach number at which the first shock wave forms on the aircraft, causing a rapid increase in drag.", "true" ] }, { "ans": [ "The Mach number at which the aircraft reaches supersonic speeds.", "false" ] }, { "ans": [ "The Mach number at which lift is zero.", "false" ] } ] }, { "ch": "How do wingtip vortices affect an aircraft's performance?", "ansGr": [ { "ans": [ "They create induced drag, reducing overall efficiency.", "true" ] }, { "ans": [ "They increase the lift generated by the wings", "false" ] }, { "ans": [ "They decrease drag and increase fuel efficiency.", "false" ] } ] }, { "ch": "What design feature can reduce the impact of wingtip vortices?", "ansGr": [ { "ans": [ "Winglets", "true" ] }, { "ans": [ "Flaps", "false" ] }, { "ans": [ "Ailerons", "false" ] } ] }, { "ch": "What is the primary function of vortex generators on an aircraft wing ?", "ansGr": [ { "ans": [ "To promote positive laminar airflow over the wing and control surfaces.", "true" ] }, { "ans": [ "To decrease the wing's weight.", "false" ] }, { "ans": [ "To improve the lift coefficient at low speeds.", "false" ] } ] }, { "ch": "How does a stall fence improve the safety of an aircraft during flight?", "ansGr": [ { "ans": [ "By preventing premature flow seperation near the wing tips.", "true" ] }, { "ans": [ "By increasing thrust at high altitudes.", "false" ] }, { "ans": [ "By allowing the pilot to fly at a higher speed.", "false" ] } ] }, { "part": "M11.2 Airframe Structures", "ch": "In the ATA 100 zonal system, the passenger entry door belongs to zone", "ansGr": [ { "ans": [ "800", "true" ] }, { "ans": [ "500", "false" ] }, { "ans": [ "100", "false" ] } ] }, { "ch": "ATA Zone 200 is", "ansGr": [ { "ans": [ "The upper fuselage", "true" ] }, { "ans": [ "The door", "false" ] }, { "ans": [ "The lower fuselage", "false" ] } ] }, { "ch": "What is the torsion?", "ansGr": [ { "ans": [ "Torsion is the stress that produces twisting", "true" ] }, { "ans": [ "Torsion is the stress that resists a crushing force", "false" ] }, { "ans": [ "Torsion is a combination of compression and tension", "false" ] } ] }, { "ch": "Shear stress is described as", "ansGr": [ { "ans": [ "Slip away under the action of forces", "true" ] }, { "ans": [ "Compressing forces", "false" ] }, { "ans": [ "Pulling forces", "false" ] } ] }, { "ch": "Tension is the stress of", "ansGr": [ { "ans": [ "Elongating or stretch", "true" ] }, { "ans": [ "Crush or compression", "false" ] }, { "ans": [ "Twisting", "false" ] } ] }, { "ch": "The life of the structure is counted by", "ansGr": [ { "ans": [ "Pressurization cycle", "true" ] }, { "ans": [ "Landings cycle", "false" ] }, { "ans": [ "Flight hours", "false" ] } ] }, { "ch": "Composite materials are bonded by", "ansGr": [ { "ans": [ "Special paint", "true" ] }, { "ans": [ "Aluminium wire", "false" ] }, { "ans": [ "Copper wire", "false" ] } ] }, { "ch": "What is the hoop stress?", "ansGr": [ { "ans": [ "Hoop stress is the stress on the airframe structural components caused by pressurization", "true" ] }, { "ans": [ "Hoop stress is experienced by a structural member when a load is repeatedly applied and released or applied and reversed", "false" ] }, { "ans": [ "Hoop stress is tested at the manufacturer to determine a limit not to be exceeded for an aircraft in service", "false" ] } ] }, { "ch": "A radome is protected from static electricity build-up by", "ansGr": [ { "ans": [ "Conductive paint", "true" ] }, { "ans": [ "Special conductive grease", "false" ] }, { "ans": [ "Bonding strips", "false" ] } ] }, { "ch": "Where on the aircraft is FS245, RWS45?", "ansGr": [ { "ans": [ "245 inches from the datum line of the aircraft and 45 inches from the centreline of the right wing", "true" ] }, { "ans": [ "245 inches from the nose of the aircraft and 45 inches from the tip of the right wing", "false" ] }, { "ans": [ "245 inches from the nose of the aircraft and 45 inches from the centreline of the right wing", "false" ] } ] }, { "ch": "The various parts of the aircraft airframe are maintained at the same potential by", "ansGr": [ { "ans": [ "Bonding", "true" ] }, { "ans": [ "Earthing", "false" ] }, { "ans": [ "Static wicks", "false" ] } ] }, { "ch": "Aircraft fibreglass panels are protected against lighting strikes, partially by", "ansGr": [ { "ans": [ "Conductive paint", "true" ] }, { "ans": [ "Non-conductive paint", "false" ] }, { "ans": [ "Bonding", "false" ] } ] }, { "ch": "Wing stations are measured", "ansGr": [ { "ans": [ "Outboard from the fuselage centreline", "true" ] }, { "ans": [ "Outboard from the wing root", "false" ] }, { "ans": [ "Inboard from the wing upper surface", "false" ] } ] }, { "ch": "Nacelle station (NC or Nac. Sta.) is", "ansGr": [ { "ans": [ "Measured either forward of or behind the front spar of the wing and perpendicular to a designated water line", "true" ] }, { "ans": [ "Measured perpendicular to the rear beam of the wing and parallel to, and outboard from, the inboard edge of the flap", "false" ] }, { "ans": [ "Measured outboard from, and parallel to, the inboard edge of the aileron, perpendicular to the rear beam of the wing", "false" ] } ] }, { "ch": "Metal fatigue is", "ansGr": [ { "ans": [ "Experienced by a component or structural member when a load is repeatedly applied and released or applied and reversed", "true" ] }, { "ans": [ "Tested at the manufacturer to determine a limit not to be exceeded for an aircraft in service", "false" ] }, { "ans": [ "Is the stress on the airframe structural components caused by pressurization", "false" ] } ] }, { "ch": "What is the bending stress?", "ansGr": [ { "ans": [ "Bending stress is a combination of compression and tension", "true" ] }, { "ans": [ "Bending stress is the stress on the airframe structural components caused by pressurization", "false" ] }, { "ans": [ "Bending stress is the stress that resists a force that tends to pull something apart", "false" ] } ] }, { "ch": "The primary strcuture are", "ansGr": [ { "ans": [ "Wings spars, frames, engine mounts,…", "true" ] }, { "ans": [ "Wings ribs, stringers, tie rods, …", "false" ] }, { "ans": [ "Farings, fillets, brackets,…", "false" ] } ] }, { "ch": "What is the tertiary?", "ansGr": [ { "ans": [ "The tertiary is lightly stressed structure that is fiited to the aircraft for various reason like as fairings, fillets", "true" ] }, { "ans": [ "The tertiary is all non primary strcuture portions of the aircraft which has integral structural important", "false" ] }, { "ans": [ "The tertiary is any portion of the aircraft structure that, if it fail, would likely cause any of the unwanted incidents or accidents", "false" ] } ] }, { "ch": "Which of the following is an example of a fail safe structure?", "ansGr": [ { "ans": [ "Stringer", "true" ] }, { "ans": [ "Spar", "false" ] }, { "ans": [ "Longeron", "false" ] } ] }, { "ch": "Which of the following is primary structure?", "ansGr": [ { "ans": [ "Skin", "true" ] }, { "ans": [ "Frame", "false" ] }, { "ans": [ "Stringer", "false" ] } ] }, { "ch": "Which of the following is secondary structure?", "ansGr": [ { "ans": [ "Stringer", "true" ] }, { "ans": [ "Skin", "false" ] }, { "ans": [ "Panel", "false" ] } ] }, { "ch": "Structure with built in redundancy is called", "ansGr": [ { "ans": [ "Fail-safe", "true" ] }, { "ans": [ "Double safe", "false" ] }, { "ans": [ "Safe life", "false" ] } ] }, { "ch": "Internal drain paths are", "ansGr": [ { "ans": [ "Required to direct fluid to the external drain sites. Tubes, channels, dams and internal drain holes are all common", "true" ] }, { "ans": [ "Have openings to the exterior of the aircraft. They are found on the wings, empennage and fuselage", "false" ] }, { "ans": [ "Drain valves are used in pressurized sections of aircraft so that they may remain sealed during pressurization", "false" ] } ] }, { "ch": "Why aircraft structure has to ventilate?", "ansGr": [ { "ans": [ "To prevent corrosion and fire hazard", "true" ] }, { "ans": [ "To dump water or fluid overboard", "false" ] }, { "ans": [ "To prevent lighting strike", "false" ] } ] }, { "ch": "It is important that the dihedral be checked at the positions specified by", "ansGr": [ { "ans": [ "The manufacturer", "true" ] }, { "ans": [ "The airlines", "false" ] }, { "ans": [ "The Maintenance Repair Organization", "false" ] } ] }, { "ch": "The landing gear door belongs in zone:", "ansGr": [ { "ans": [ "700 - Landing gear.", "true" ] }, { "ans": [ "100 - Lower fuselage.", "false" ] }, { "ans": [ "800 - Door.", "false" ] } ] }, { "ch": "When aircraft is in-flight, the rivets on skin plates will be subject to:", "ansGr": [ { "ans": [ "Share.", "true" ] }, { "ans": [ "Tension.", "false" ] }, { "ans": [ "Compression.", "false" ] } ] }, { "ch": "Why is the static wick installed on aircraft?", "ansGr": [ { "ans": [ "It discharges the electrostatic on the aircraft.", "true" ] }, { "ans": [ "It prevents aircraft from lightning strike.", "false" ] }, { "ans": [ "It makes the aircraft electric current stable.", "false" ] } ] }, { "ch": "What load is a tie rod designed to accept?", "ansGr": [ { "ans": [ "Tensile", "true" ] }, { "ans": [ "Bending", "false" ] }, { "ans": [ "Torsion", "false" ] } ] }, { "ch": "Which one taking a compression load?", "ansGr": [ { "ans": [ "Strut", "true" ] }, { "ans": [ "Beam", "false" ] }, { "ans": [ "Cable", "false" ] } ] }, { "ch": "In semi-monocoque construction, compression loads are taken by", "ansGr": [ { "ans": [ "Stringers", "true" ] }, { "ans": [ "Bulkheads", "false" ] }, { "ans": [ "Frames", "false" ] } ] }, { "ch": "Most large transport aircraft skins are", "ansGr": [ { "ans": [ "2024", "true" ] }, { "ans": [ "7075", "false" ] }, { "ans": [ "5056", "false" ] } ] }, { "ch": "In a monocoque structure, which component carries the majority of the loads?", "ansGr": [ { "ans": [ "Skin", "true" ] }, { "ans": [ "Longerons", "false" ] }, { "ans": [ "Stringers", "false" ] } ] }, { "ch": "Skin panels may be strengthened by", "ansGr": [ { "ans": [ "Stringers", "true" ] }, { "ans": [ "Cleats", "false" ] }, { "ans": [ "Struts", "false" ] } ] }, { "ch": "A pylon structural member supports the", "ansGr": [ { "ans": [ "Engines", "true" ] }, { "ans": [ "Empennage", "false" ] }, { "ans": [ "Wings", "false" ] } ] }, { "ch": "One of the advantages of the semi-monocoque construction is", "ansGr": [ { "ans": [ "Shares the loads", "true" ] }, { "ans": [ "Easier to manufacture", "false" ] }, { "ans": [ "Takes all the loads in the skin", "false" ] } ] }, { "ch": "Which kind of loads a strut to resist?", "ansGr": [ { "ans": [ "Compression load", "true" ] }, { "ans": [ "Tensile load", "false" ] }, { "ans": [ "Twist load", "false" ] } ] }, { "ch": "Which kind of loads a tie to resist?", "ansGr": [ { "ans": [ "Tensile load", "true" ] }, { "ans": [ "Twist load", "false" ] }, { "ans": [ "Compression load", "false" ] } ] }, { "ch": "Where can you find out the surface protection compounds?", "ansGr": [ { "ans": [ "AMM or SRM", "true" ] }, { "ans": [ "IPC or CMM", "false" ] }, { "ans": [ "WDM or CMM", "false" ] } ] }, { "ch": "Anodizing is", "ansGr": [ { "ans": [ "An electrolytic treatment that coats the metal with a hard, waterproof and airtight, oxide film", "true" ] }, { "ans": [ "An mechanical treatment that coats the metal with a hard, waterproof and airtight, oxide film", "false" ] }, { "ans": [ "An chemical treatment that coats the metal with a hard, waterproof and airtight, oxide film", "false" ] } ] }, { "ch": "What is the alternative method to anodizing used for surface protection on magnesium and zinc parts?", "ansGr": [ { "ans": [ "Is chromating", "true" ] }, { "ans": [ "Is painting", "false" ] }, { "ans": [ "Is cladding", "false" ] } ] }, { "ch": "Cladding a material with non corrosion material is", "ansGr": [ { "ans": [ "Means of material surface protection", "true" ] }, { "ans": [ "Made the structure stiffer", "false" ] }, { "ans": [ "Made the structure resistant to bending", "false" ] } ] }, { "ch": "Why many aircraft structural elements and parts are painted?", "ansGr": [ { "ans": [ "To protect them from corrosion", "true" ] }, { "ans": [ "Like as décor, made aircraft look nice", "false" ] }, { "ans": [ "Due to request from customer", "false" ] } ] }, { "ch": "Which step aircraft should be done before major inspections?", "ansGr": [ { "ans": [ "Perform exterior cleaning", "true" ] }, { "ans": [ "Performed all major repairs", "false" ] }, { "ans": [ "Performed re-painting", "false" ] } ] }, { "ch": "What must you do before performing alignment and symmetry?", "ansGr": [ { "ans": [ "Aircraft must be jacked and leveled", "true" ] }, { "ans": [ "Aircraft must power on", "false" ] }, { "ans": [ "Aircraft must park in dry conditon", "false" ] } ] }, { "ch": "With which kind of the meterial, a cleaned surface is often treated before a primer or painted coating is applied?", "ansGr": [ { "ans": [ "The alodine", "true" ] }, { "ans": [ "The solvent", "false" ] }, { "ans": [ "The stripper", "false" ] } ] }, { "ch": "Which document can find out the procedure for exterior cleaning?", "ansGr": [ { "ans": [ "The manufacturer's maintenance manual", "true" ] }, { "ans": [ "The owner's special instruction book", "false" ] }, { "ans": [ "The manufacture's marketing book", "false" ] } ] }, { "ch": "In which condition about temperature, washing with cleaning agents should not be performed because the agent may dry before being rinsed off.", "ansGr": [ { "ans": [ "High temperature", "true" ] }, { "ans": [ "Low temperature", "false" ] }, { "ans": [ "Snow weather", "false" ] } ] }, { "ch": "Choose the correct answer fill in the space: Incidence is usually checked in at least ... specified positions on the surface of the wing to ensure that the wing is free from twist.", "ansGr": [ { "ans": [ "Two", "true" ] }, { "ans": [ "Three", "false" ] }, { "ans": [ "Four", "false" ] } ] }, { "ch": "The name of the tool which uses to measurement is", "ansGr": [ { "ans": [ "The plumb bob", "true" ] }, { "ans": [ "The ruler", "false" ] }, { "ans": [ "The calculator", "false" ] } ] }, { "ch": "On large aircraft, the positions at which the dimensions are to be taken are usually chalked on", "ansGr": [ { "ans": [ "The floor", "true" ] }, { "ans": [ "The door", "false" ] }, { "ans": [ "The Ceiling", "false" ] } ] }, { "part": "M11.3 Airframe Structures Aeroplanes", "ch": "What is correct statement relating to semi-monocoque construction?", "ansGr": [ { "ans": [ "The skin is stressed and is supported on the inside by numerous structural elements such as bulkheads, frames, longerons and stringers.", "true" ] }, { "ans": [ "The skin is stressed and is supported on the inside by mono structural elements such as bulkheads or frames or longerons or stringers.", "false" ] }, { "ans": [ "The frame is stressed and is supported on the inside by numerous structural elements such as bulkheads, skin, longerons and stringers.", "false" ] } ] }, { "ch": "What does purpose of reinforce locally for Cutouts of the doors?", "ansGr": [ { "ans": [ "To maintain proper load distribution around the openings.", "true" ] }, { "ans": [ "To easily close and open the door.", "false" ] }, { "ans": [ "To support door during it operation.", "false" ] } ] }, { "ch": "Wet sealant applies for fasteners to?", "ansGr": [ { "ans": [ "Fill the gap around of fastener and head", "true" ] }, { "ans": [ "Prevent fastener loosen", "false" ] }, { "ans": [ "Fuselage bonding", "false" ] } ] }, { "ch": "What are method to attach forward and aft wing spar to fuselage?", "ansGr": [ { "ans": [ "Attachment with bolts or other fasteners", "true" ] }, { "ans": [ "Attachment with bolts or welding", "false" ] }, { "ans": [ "Attachment with welding or other fasteners", "false" ] } ] }, { "ch": "Which is element using to attach the stabilizer to fuselage?", "ansGr": [ { "ans": [ "Stabilizer Front and rear spar", "true" ] }, { "ans": [ "Stabilizer skin", "false" ] }, { "ans": [ "stabilize web", "false" ] } ] }, { "ch": "How are seats installed?", "ansGr": [ { "ans": [ "Seats are attached to seat tracks by seat locking mechanism and seat pitch can adjust.", "true" ] }, { "ans": [ "Seats are attached to the frame by bolts and seat pitch can not adjust.", "false" ] }, { "ans": [ "Seats are attached to seat tracks by seat locking mechanism and seat pitch can NOT adjust.", "false" ] } ] }, { "ch": "In pressurized aircraft, undercarriage bays", "ansGr": [ { "ans": [ "Are unpressurised", "true" ] }, { "ans": [ "May be pressurized or unpressurised", "false" ] }, { "ans": [ "Are pressurized", "false" ] } ] }, { "ch": "The main longitudinal members in a fuselage are called.", "ansGr": [ { "ans": [ "Longerons", "true" ] }, { "ans": [ "Frames", "false" ] }, { "ans": [ "Spars", "false" ] } ] }, { "ch": "Flight deck windows on transport aircraft are constructed of", "ansGr": [ { "ans": [ "Laminations of tempered glass and plastic.", "true" ] }, { "ans": [ "Laminations of comon glass and plastic.", "false" ] }, { "ans": [ "Laminations of tempered glass.", "false" ] } ] }, { "ch": "A plug type window is fitted.", "ansGr": [ { "ans": [ "From the inside", "true" ] }, { "ans": [ "From the outside", "false" ] }, { "ans": [ "From either side", "false" ] } ] }, { "ch": "which is statement correct:", "ansGr": [ { "ans": [ "Cabin entry doors have fittings to attach an emergency inflatable slide", "true" ] }, { "ans": [ "Cabin entry doors have fittings to attach an emergency metal slide", "false" ] }, { "ans": [ "Cabin entry, cargo doors have fittings to attach an emergency inflatable slide", "false" ] } ] }, { "ch": "Cargo doors are usually:", "ansGr": [ { "ans": [ "Non-plug type doors.", "true" ] }, { "ans": [ "Plug type doors.", "false" ] }, { "ans": [ "Unplug type doors.", "false" ] } ] }, { "ch": "A powered aircraft tows a glider with:", "ansGr": [ { "ans": [ "A rope.", "true" ] }, { "ans": [ "A bar.", "false" ] }, { "ans": [ "A rod.", "false" ] } ] }, { "ch": "When is the glider released during glider towing?", "ansGr": [ { "ans": [ "Once the sufficient altitude is reached.", "true" ] }, { "ans": [ "Once the sufficient speed is reached.", "false" ] }, { "ans": [ "Once the sufficient pressure is reached.", "false" ] } ] }, { "ch": "A powered aircraft tows a banner with:", "ansGr": [ { "ans": [ "A hook and cable.", "true" ] }, { "ans": [ "A rod and cloth.", "false" ] }, { "ans": [ "A cable and cloth.", "false" ] } ] }, { "ch": "Military aircraft tow aerial target with:", "ansGr": [ { "ans": [ "Air-to-air gunnery training.", "true" ] }, { "ans": [ "A hook and cable.", "false" ] }, { "ans": [ "A rope or cable", "false" ] } ] }, { "ch": "Which part is attached to a tow bar for airbone towing?", "ansGr": [ { "ans": [ "Tow hook.", "true" ] }, { "ans": [ "Mounting bracket.", "false" ] }, { "ans": [ "Release handle.", "false" ] } ] }, { "ch": "How many vertions are there for the tow hook?", "ansGr": [ { "ans": [ "Two.", "true" ] }, { "ans": [ "Three.", "false" ] }, { "ans": [ "Four.", "false" ] } ] }, { "ch": "What is the function of the optional bumper stop?", "ansGr": [ { "ans": [ "To prevent the hook from striking the hook housing.", "true" ] }, { "ans": [ "To prevent the tow ring from detaching from the hook.", "false" ] }, { "ans": [ "To position the release subassembly.", "false" ] } ] }, { "ch": "What is the maximum design load for the Pacific Aerial Tow Hook?", "ansGr": [ { "ans": [ "1200 lbs.", "true" ] }, { "ans": [ "1800 lbs.", "false" ] }, { "ans": [ "2400 lbs.", "false" ] } ] }, { "ch": "The Pacific Aerial tow ring attaches to the:", "ansGr": [ { "ans": [ "Tow hook assembly.", "true" ] }, { "ans": [ "Release assembly.", "false" ] }, { "ans": [ "Bumper stop.", "false" ] } ] }, { "ch": "Handling of cargo is often done with special cargo handling equipment such as tracks and rollers:", "ansGr": [ { "ans": [ "To move cargo fore and aft in the aircraft fuselage", "true" ] }, { "ans": [ "To move cargo up in the aircraft fuselage", "false" ] }, { "ans": [ "To move cargo down in the aircraft fuselage", "false" ] } ] }, { "ch": "Which is power often using for cargo handling?", "ansGr": [ { "ans": [ "Elctrical power", "true" ] }, { "ans": [ "By hand", "false" ] }, { "ans": [ "Hydraulic power", "false" ] } ] }, { "ch": "Cargo doors typically:", "ansGr": [ { "ans": [ "Open outward", "true" ] }, { "ans": [ "Open inward", "false" ] }, { "ans": [ "Open foreward", "false" ] } ] }, { "ch": "Cabin doors are required to open", "ansGr": [ { "ans": [ "From both sides", "true" ] }, { "ans": [ "From inside only", "false" ] }, { "ans": [ "From both sides but when open from outside, the door need to unlock from inside", "false" ] } ] }, { "ch": "The silicon rubber door seal is pressurized and it pushes the door:", "ansGr": [ { "ans": [ "Outward.", "true" ] }, { "ans": [ "Inward.", "false" ] }, { "ans": [ "Upward.", "false" ] } ] }, { "ch": "The emergency exit hatches are installed from:", "ansGr": [ { "ans": [ "Inside.", "true" ] }, { "ans": [ "Outside.", "false" ] }, { "ans": [ "Inside or outside.", "false" ] } ] }, { "ch": "Cargo doors are in:", "ansGr": [ { "ans": [ "The pressurized section.", "true" ] }, { "ans": [ "The non-pressurized section.", "false" ] }, { "ans": [ "The pressurized section or the non-pressurized section.", "false" ] } ] }, { "ch": "When the slide is activated, the girt bar attaches to:", "ansGr": [ { "ans": [ "The door frame.", "true" ] }, { "ans": [ "The door structure.", "false" ] }, { "ans": [ "The door slide.", "false" ] } ] }, { "ch": "The emergency exit doors are opened from:", "ansGr": [ { "ans": [ "Inside or outside.", "true" ] }, { "ans": [ "Inside.", "false" ] }, { "ans": [ "Outside.", "false" ] } ] }, { "ch": "On a mono-spar wing, what gives the wing its profile contour?", "ansGr": [ { "ans": [ "Ribs.", "true" ] }, { "ans": [ "Milled stringers.", "false" ] }, { "ans": [ "The position of the spars.", "false" ] } ] }, { "ch": "Wing bending and shear loads are taken by", "ansGr": [ { "ans": [ "Main spar", "true" ] }, { "ans": [ "Rib", "false" ] }, { "ans": [ "Skin", "false" ] } ] }, { "ch": "what is correct statement relating mono wing construction?", "ansGr": [ { "ans": [ "The mono spar wing incorporates only one main span-wise or longitudinal member in its construction. Ribs or bulkheads supply the necessary contour or shape to the airfoil.", "true" ] }, { "ans": [ "The mono spar wing incorporates one or more main span-wise or longitudinal member in its construction. Ribs or bulkheads supply the necessary contour or shape to the airfoil.", "false" ] }, { "ans": [ "The mono spar wing incorporates one or more main span-wise or longitudinal member in its construction. Ribs or bulkheads supply bending load.", "false" ] } ] }, { "ch": "which are material often use in modern transportation aircraft?", "ansGr": [ { "ans": [ "Aluminum, carbon fiber", "true" ] }, { "ans": [ "Aluminum, wood, steel", "false" ] }, { "ans": [ "Aluminum, wood, timber", "false" ] } ] }, { "ch": "Which element is principle structural members of a wing", "ansGr": [ { "ans": [ "Spar", "true" ] }, { "ans": [ "Stringer", "false" ] }, { "ans": [ "Rib.", "false" ] } ] }, { "ch": "Which is statement correct:", "ansGr": [ { "ans": [ "Currently, most manufactured aircraft have wing spars made of solid extruded aluminum or aluminum extrusions riveted together to form the spar.", "true" ] }, { "ans": [ "Currently, most manufactured aircraft have wing spars made of welding aluminum or aluminum extrusions riveted together to form the spar.", "false" ] }, { "ans": [ "Currently, most manufactured aircraft have wing spars made of apart extruded aluminum or aluminum extrusions riveted together to form the spar.", "false" ] } ] }, { "ch": "Why is the interface between the wing and fuselage covered with fairings?", "ansGr": [ { "ans": [ "To achieve the smooth air flow.", "true" ] }, { "ans": [ "To increase the lift efficiency.", "false" ] }, { "ans": [ "To reinforce the wing structure.", "false" ] } ] }, { "ch": "Why is the wing tip is often a removable unit?", "ansGr": [ { "ans": [ "This part is vulnerable to damage.", "true" ] }, { "ans": [ "To reinforce the structure by rivets.", "false" ] }, { "ans": [ "To change to another shape easily.", "false" ] } ] }, { "ch": "Wings are of full cantilever design that means:", "ansGr": [ { "ans": [ "No external bracing is needed.", "true" ] }, { "ans": [ "Wire bracing is needed.", "false" ] }, { "ans": [ "Long struts is needed.", "false" ] } ] }, { "ch": "Which wing structures are in span-wise direction?", "ansGr": [ { "ans": [ "Spars and stringers.", "true" ] }, { "ans": [ "Ribs and stringers", "false" ] }, { "ans": [ "Ribs and spars.", "false" ] } ] }, { "ch": "Which wing structures are in chord-wise direction?", "ansGr": [ { "ans": [ "Ribs.", "true" ] }, { "ans": [ "Spars.", "false" ] }, { "ans": [ "Stringers.", "false" ] } ] }, { "ch": "What does the fail safe spar web design?", "ansGr": [ { "ans": [ "As one part of structure fails, others assume the load of failed one.", "true" ] }, { "ans": [ "The parts of wing structure are designed to be unlikely failure.", "false" ] }, { "ans": [ "The parts of wing structure are designed to be maintained safely.", "false" ] } ] }, { "ch": "What are functions of fixed surfaces stabilizers?", "ansGr": [ { "ans": [ "They help stabilize the aircraft in flight.", "true" ] }, { "ans": [ "They control the aircraft in flight.", "false" ] }, { "ans": [ "They lift the aircraft.", "false" ] } ] }, { "ch": "The structure of the stabilizers consist of:", "ansGr": [ { "ans": [ "Spars, ribs, stringers, and skin.", "true" ] }, { "ans": [ "Spars, ribs, frames, and skin.", "false" ] }, { "ans": [ "Frames, ribs, stringers, and skin.", "false" ] } ] }, { "ch": "Which statement about stabilizer is correct?", "ansGr": [ { "ans": [ "Ellevator attaches to the horizontal stabilizer.", "true" ] }, { "ans": [ "Ellevator attaches to the vertical stabilizer.", "false" ] }, { "ans": [ "Rudder attaches to the horizontal stabilizer.", "false" ] } ] }, { "ch": "The control surface attaches to the stabilizer structure at:", "ansGr": [ { "ans": [ "The rear spar.", "true" ] }, { "ans": [ "The front spar.", "false" ] }, { "ans": [ "The rib fitting.", "false" ] } ] }, { "ch": "The spar of stabilizer transmits any overloads to:", "ansGr": [ { "ans": [ "The fuselage.", "true" ] }, { "ans": [ "The ribs.", "false" ] }, { "ans": [ "The stringers.", "false" ] } ] }, { "ch": "How many stabilizers are there in the aircraft?", "ansGr": [ { "ans": [ "Two.", "true" ] }, { "ans": [ "Three.", "false" ] }, { "ans": [ "Four.", "false" ] } ] }, { "ch": "Normaly, aircraft yaw, pitch, and roll done by:", "ansGr": [ { "ans": [ "Aileron, rudder, elevator.", "true" ] }, { "ans": [ "Aileron, rudder, elevator, flaps, slats", "false" ] }, { "ans": [ "Aileron, rudder, elevator, flaps, slats, spoiler", "false" ] } ] }, { "ch": "To eliminate flutter, it is very important that the control surfaces be balanced so that their center of gravity", "ansGr": [ { "ans": [ "does not fall behind their hinge line", "true" ] }, { "ans": [ "does not in foreward their hinge line", "false" ] }, { "ans": [ "does not the same position of hinge line", "false" ] } ] }, { "ch": "How many methods are there for eliminating flutter?", "ansGr": [ { "ans": [ "Two.", "true" ] }, { "ans": [ "Three.", "false" ] }, { "ans": [ "Four.", "false" ] } ] }, { "ch": "One of the methods is used to eliminate flutter:", "ansGr": [ { "ans": [ "Aerodynamic balacing.", "true" ] }, { "ans": [ "Dynamic balacing", "false" ] }, { "ans": [ "Static balacing.", "false" ] } ] }, { "ch": "Adding more weight to the leading adge of the control is the method of:", "ansGr": [ { "ans": [ "Mass balacing.", "true" ] }, { "ans": [ "Aerodynamic balacing.", "false" ] }, { "ans": [ "Dynamic balacing.", "false" ] } ] }, { "ch": "Which statement about balancing flight control is correct?", "ansGr": [ { "ans": [ "Aerodynamic balacing brings the forward portion to project into the air.", "true" ] }, { "ans": [ "Dynamic balacing brings the forward portion to project into the air.", "false" ] }, { "ans": [ "Dynamic balacing brings the rearward portion to project into the air.", "false" ] } ] }, { "ch": "Which components are typical nacelle system ?", "ansGr": [ { "ans": [ "Nose cowl, hinged cowl panels, an exhaust nacelle and thrust reverser components", "true" ] }, { "ans": [ "Nose cowl, hinged cowl panels, an exhaust nacelle and thrust reverser components, Landing gear, engine fan", "false" ] }, { "ans": [ "Nose cowl, hinged cowl panels, an exhaust nacelle and thrust reverser components, engine mount.", "false" ] } ] }, { "ch": "The thrust from engine is transferred to airframe through:", "ansGr": [ { "ans": [ "Pylon.", "true" ] }, { "ans": [ "Nacelle.", "false" ] }, { "ans": [ "Wing.", "false" ] } ] }, { "ch": "Which the materials of nacelle is used in high temperature areas?", "ansGr": [ { "ans": [ "Stainless steel or titanium alloys.", "true" ] }, { "ans": [ "Titanium alloys or magnesium alloys.", "false" ] }, { "ans": [ "Stainless steel or magnesium alloys.", "false" ] } ] }, { "ch": "What is the function of the firewall of the nacelle?", "ansGr": [ { "ans": [ "To isolate the engine compartment from the rest of the aircraft.", "true" ] }, { "ans": [ "To release the fire in engine to outside nacelle.", "false" ] }, { "ans": [ "To prevent engine nacelle from tail by fire.", "false" ] } ] }, { "ch": "Which parts are used to transfer the loads from engine to pylon?", "ansGr": [ { "ans": [ "Engine mounts", "true" ] }, { "ans": [ "Engine nacelles.", "false" ] }, { "ans": [ "Nacelle bulkheads", "false" ] } ] }, { "ch": "The engine hot exhaust gas cannot damage the airframe due to:", "ansGr": [ { "ans": [ "Pylon.", "true" ] }, { "ans": [ "Nacelle.", "false" ] }, { "ans": [ "Firewall.", "false" ] } ] } ]