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30 Cards in this Set
- Front
- Back
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On a semimonocoque fuselage, what component absorbs the primary bending loads?
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Longerons.
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What aircraft structure is designed to transmit engine loads, stresses, and vibrations to the aircraft structure?
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Nacelle.
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What is the main structural member of a wing assembly?
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Spar.
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What is the primary purpose of a stabilizer?
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To keep the aircraft in straight and level flight.
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What type of flight controls provides control over pitch, roll, and yaw?
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Primary controls.
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What flight control is operated by a side-to-side movement of the control stick?
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Aileron.
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What type of flight control system is used on aircraft that travel at or near supersonic speeds?
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Power-operated or Power-boosted.
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What flight control provides lateral control (stability about the lateral axis)?
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Aileron.
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What flight control provides longitudinal control?
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Elevator.
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When is the mechanical control of an F-14 wing sweep used?
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Emergency wing sweep.
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Trim tabs, wing flaps, and speed brakes are all considered what type of flight controls?
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Secondary flight controls.
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What is the main purpose of a speed brake?
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Reducing aircraft speed.
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What type of shock strut is used on all naval aircraft?
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Air-oil shock strut.
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What component of a nose landing gear resists sudden twisting loads that are applied to the nosewheel during ground operation?
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The shimmy damper.
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What force is used to raise the arresting hook of an aircraft?
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Hydraulic power.
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What component of a catapult system allows the aircraft to be secured to the carrier deck?
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The holdback assembly.
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What is the major advantage of a helicopter over a fixed-wing aircraft?
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Lift and control are independent of forward speed.
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Most Navy helicopters have what fuselage design?
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Monocoque.
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What type of stress is produced by two forces pulling in opposite directions along the same straight line?
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Tension.
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What force is the opposite of tension?
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Compression.
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What type of stress is a combination of tension and compression?
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Bending.
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What is the most widely used metal in modern aircraft construction?
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Aluminum alloy.
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What is the world's lightest structural metal?
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Magnesium.
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At what temperature does transparent plastic become soft and pliable?
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225 F.
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Radomes, wing tips, stabilizer tips, and antenna covers are made from what type of plastic?
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Reinforced plastic.
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What metal property allows it to resist abrasion, penetration, cutting action, and permanent distortion?
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Hardness.
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What metal property enables a metal to return to its original shape after an applied force has been removed?
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Elasticity.
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At what temperature does aluminum alloy become a liquid form?
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1,110 F.
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What term is defined as the eating away or pitting of the surface or the internal structure of a metal?
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Corrosion.
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What property allows two metals to be welded, brazed, or soldered?
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Joining.
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