Aircraft Systems, Part 1 Trivia Questions

100 Questions | By Mariscal | Updated: Mar 21, 2022 | Attempts: 2469

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1.

Atmospheric pressure at sea level is
- A.
  
  14.7 pounds per square inch (psi)
- B.
  
  17.4 psi
- C.
  
  29.92 psi
- D.
  
  29.29 psi
2.

A barometer is designed to measure pressure in
- A.
  
  Pounds per square inch (psi)
- B.
  
  Inches of mercury
- C.
  
  Milibars of alcohol
- D.
  
  Ounces of air
3.

The primary force an airfoil has to defeat is
- A.
  
  Lift
- B.
  
  Drag
- C.
  
  Thrust
- D.
  
  Weight
4.

The force that acts upward at a right angle to the direction of the relative wind is
- A.
  
  Lift.
- B.
  
  Drag.
- C.
  
  Thrust.
- D.
  
  Weight.
5.

The force that acts parallel to the relative wind is
- A.
  
  Lift.
- B.
  
  Drag.
- C.
  
  Gravity.
- D.
  
  Weight.
6.

The stress that resists the force tending to cause one layer of material to slide over an adjacent layer is called
- A.
  
  Bending.
- B.
  
  Tension.
- C.
  
  Torsion.
- D.
  
  Shear.
7.

What is the design that uses any combination of longerons, stringers, bulkheads, and frames in the construction of the fuselage called?
- A.
  
  Fuselage.
- B.
  
  Longerons.
- C.
  
  Monocoque.
- D.
  
  Semi-monocoque.
8.

The structural members used to give shape to the aircraft and provide a means for attaching the skin to the structure are called
- A.
  
  Longerons.
- B.
  
  Bulkheads.
- C.
  
  Stringers.
- D.
  
  Frames.
9.

The most common type of material used for fuselage construction is
- A.
  
  Steel.
- B.
  
  Titanium.
- C.
  
  Magnesium.
- D.
  
  Aluminum alloy.
10.

The wing design used on most modern military aircraft is
- A.
  
  Cantilever.
- B.
  
  Monocoque.
- C.
  
  External braced.
- D.
  
  Semi-monocoque
11.

The fixed vertical surface of the empennage is called the
- A.
  
  Stabilator.
- B.
  
  Elevator.
- C.
  
  Rudder.
- D.
  
  Fin.
12.

Engine mounts are typically made of corrosion-resistant steel that is able to withstand forces of
- A.
  
  120,000 to 140,000 pounds per square inch (psi).
- B.
  
  150,000 to 170,000 psi.
- C.
  
  180,000 to 200,000 psi.
- D.
  
  210,000 to 230,000 psi.
13.

The main difference between inspection plates and panels is
- A.
  
  Size.
- B.
  
  Material.
- C.
  
  Location.
- D.
  
  Installation.
14.

A network of ultra cracks that form on or under the surfave of transparent pastics is called
- A.
  
  Crazing.
- B.
  
  Casting.
- C.
  
  Fretting.
- D.
  
  Pitting.
15.

What are the reference locations in the vertical direction measured from a reference datum that is usually well below the aircraft called?
- A.
  
  Buttlines.
- B.
  
  Waterlines.
- C.
  
  Buttock stations.
- D.
  
  Fuselage stations.
16.

Movement about the vertical axis is called
- A.
  
  Roll.
- B.
  
  Yaw.
- C.
  
  Crab.
- D.
  
  Pitch.
17.

Which flight control surface is a longitudinal control surface
- A.
  
  Rudder.
- B.
  
  Aileron.
- C.
  
  Elevator.
- D.
  
  Wing flaps.
18.

Wich of these is attached to the trailing edge of a horizontal stabilizer?
- A.
  
  Flap.
- B.
  
  Spoiler.
- C.
  
  Rudder.
- D.
  
  Elevator.
19.

When making a right turn, the relative position of the ailerons is the right aileron trailing edge is
- A.
  
  Up, left aileron trailing edge is up.
- B.
  
  Up, left aileron trailing edge is down.
- C.
  
  Down, left aileron trailing edge is up.
- D.
  
  Down, left aileron trailing edge is down.
20.

The purpose of wing flaps is to
- A.
  
  Increase lift and drag.
- B.
  
  Decrease lift and drag.
- C.
  
  Increase lift and decrease drag.
- D.
  
  Decrease lift and increase drag.
21.

The purpose of aircraft trim systems is to
- A.
  
  Reduce the amout of lift.
- B.
  
  Prevent the aircraft from stalling.
- C.
  
  Correct minor deviations in flight attitude.
- D.
  
  Improve augmented lateral control surface movement.
22.

Matter is any substance that has mass and
- A.
  
  Can be seen.
- B.
  
  Occupies space.
- C.
  
  Has constant volume.
- D.
  
  Cannot be compressed.
23.

Atoms are made up of
- A.
  
  Molecules, protons, neutrons.
- B.
  
  Protons, molecules, electrons.
- C.
  
  Molecules neutrons, electrons.
- D.
  
  Protons, neutrons and electrons.
24.

Electrons can be released from their outer orbit by all of the following forces except
- A.
  
  Heat.
- B.
  
  Cold.
- C.
  
  Chemical action.
- D.
  
  Changing magnetic field.
25.

What is the electrical pressure that causes electrons to flow through the conductor called?
- A.
  
  Chemical swap.
- B.
  
  Crossfeed field.
- C.
  
  Electromotive force.
- D.
  
  Tranferring magnetic field.