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Test your basic knowledge |
Aerospace Engineering
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A powered heavier- than - air aircraft with fixed wings from which the aircraft derives most of its lift.
Airplane
Supersonic
Rudder
Lapse Rate
2. Any surface - such as a wing - which provides aerodynamic force when it interacts with a moving stream of air.
Drones
Storyboard
Airfoil
Space Shuttle
3. Caused by the separation of airflow from the wing's upper surface resulting in a rapid decrease in lift.
High hypersonic
Stall
Space Shuttle
Stability
4. Forward- acting force which opposes drag and propels the aircraft through the air.
Fuselage
Cockpit
Aeronautics
Thrust
5. The ratio of inertial forces to viscous forces.
Center of Gravity
Reynolds Number
Elevator
Slogan
6. The tail assembly of an aircraft - including the horizontal and vertical stabilizers - elevators and rudder.
Weight
Thrust
Aerospace Engineer
Empennage
7. The mounting of wings so that the wingtips and higher than the wingroot.
Pitch
Aeronautics
Static Stability
Dihedral
8. A reduction in the chord of a wing as measured from the root to the tip of the wing.
Wing Planform
Wing Span
Taper
Aspect Ratio
9. A power- driven aircraft kept buoyant by a body of gas (usually helium) which is lighter than air.
Dihedral
Rocket
Sailplane
Airship
10. Out of its own accord - an aircraft eventually returns to and remains at its equilibrium position over a period of time.
Aerospace
Flaps
Longitudinal Axis...
Dynamic Stability
11. Aircraft speeds between Mach 5 and 10.
High hypersonic
Space Shuttle
Hypersonic
Stall
12. A straight line through the center of gravity of the aircraft and at 90
High hypersonic
Vertical Axis...
Drag
Aerospace
13. The relationship between the length and width of a wing.
Launch
Dynamic Stability
Hypersonic
Aspect Ratio
14. The force that created by the effect of airflow as it passes over and under the wing.
Lift
Dihedral
Rocket
Sailplane
15. Consists of both the engine and propeller in a small airplane.
Aileron
Dihedral
Powerplant
Rudder
16. The angle formed by the wing chord line and the relative wind.
Angle of Attack
Supersonic
High hypersonic
Flaps
17. A straight line parallel to the length of the fuselage but that runs through the aircraft's center of gravity.
Supersonic
Helicopter
Wing
Longitudinal Axis...
18. A thin layer of air next to the surface of an airfoil which shows a reduction in speed due to the air's viscosity.
Supersonic
Longitudinal Axis...
Drag
Boundary Layer
19. Design machines that fly.
Angle of Attack
Aerospace Engineer
Taper
Wing Planform
20. A powered - aerial vehicle that does not carry a human operator - uses aerodynamic forces to provide vehicle lift - can fly autonomously or be piloted remotely - can be expendable or recoverable - and can carry a lethal or nonlethal payload.
Unmanned Aerospace Vehicle (UAV)
Flaps
Storyboard
Hot Air Balloon
21. The horizontal line that passes through the center of gravity of the aircraft - perpendicular to its flight path.
Empennage
Lateral Axis...
Yaw
Dynamic Stability
22. A rear horizontal stabilizer that controls up and down or pitching motion of the aircraft nose.
Lapse Rate
High hypersonic
Elevator
Dynamic Stability
23. A rocket- launched spacecraft able to land like an unpowered aircraft - used for journeys between earth and craft orbiting the earth.
Subsonic
Space Shuttle
Lateral Axis...
Aerospace
24. The capability of an aircraft to respond to your flight inputs - especially with regard to attitude and flight path.
Horizontal Stabilizer
Stability
Dihedral
Controllability
25. To set or thrust in motion.
Horizontal Stabilizer
Launch
Unmanned Aerospace Vehicle (UAV)
Wing Span
26. A glider designed for sustained flight.
Seaplane
Unmanned Aerospace Vehicle (UAV)
Wing Planform
Sailplane
27. A force caused by the gravitational attraction of the Earth.
Pitch
Fuselage
Weight
M
28. A rear vertical stabilizer that controls side- to- side or yawing motion of the aircraft nose.
Wing Span
Cockpit
Subsonic
Rudder
29. The movement about the vertical axis produced by the rudder and controlled by pedals.
Thrust
Elevator
Yaw
Aerodynamics
30. A short - easily- remembered slogan - verse - or tune.
Drones
Jingle
Script
Static Stability
31. A large bag filled with hot air or gas to make it rise in the air - with a basket for passengers hanging from it.
Maneuverability
Static Stability
Slogan
Hot Air Balloon
32. An aircraft that is designed to fly without an engine.
Horizontal Stabilizer
Subsonic
Glider
Aeronautics
33. A short - memorable phrase used in advertising or associated with a political party or group.
Drones
Stability
Drag
Slogan
34. A sequence of drawings representing the shots planned for a film or television production.
Thrust
Subsonic
Sailplane
Storyboard
35. Characteristic of the aircraft that permits you to maneuver it easily and allows it to withstand the stress resulting from the maneuver.
Empennage
Maneuverability
Angle of Attack
Storyboard
36. The flat surfaces located behind the center of gravity tend to weathervane with the wind.
Trailing Edge
Yaw
Keel Effect
Supersonic
37. Acts in the opposite direction of flight - opposes the forward- acting force of thrust - and limits the forward speed of the aircraft.
Vertical Axis...
Drag
Dihedral
Space Shuttle
38. An advertising film which promotes a product in an informative and supposedly objective style.
Infomercial
Script
Aileron
Dynamic Stability
39. Aircraft speeds between Mach 1 and 5.
Maneuverability
Supersonic
Storyboard
Airplane
40. Motion around the lateral axis caused by deflection in the elevator controlled by moving the yoke forward and aft.
Keel Effect
Rocket
Pitch
Supersonic
41. Aircraft stability is the characteristic of an airplane in flight that causes it to return to a condition of equilibrium - or steady flight - after it is disturbed.
Stability
Glider
M
Elevator
42. Generates the lifting force that helps the airplane fly when air flows around it.
Wing
Horizontal Stabilizer
Subsonic
Aerospace
43. Forces and moments on the body caused by a disturbance tend initially to return the body toward its equilibrium position.
Slogan
Static Stability
Wing Span
Angle of Attack
44. The part of the airfoil that meets the airflow first.
Lapse Rate
Leading Edge
Flaps
Controllability
45. A structure that creates up and down forces at the tail to keep the fuselage aligned in pitch with the relative wind. The structure itself is horizontal while the forces it creates are vertical.
Static Stability
Horizontal Stabilizer
Aerospace
Seaplane
46. Control surfaces attached to the trailing edge of the wing extending outward from the fuselage to the midpoint of each wing. Flaps can increase the lifting efficiency of the wing and decrease stall speed.
Aeronautics
Flaps
Trailing Edge
Lapse Rate
47. Mach. A decimal number representing the true airspeed relationship to the local speed of sound.
Fuselage
Flaps
M
Empennage
48. Robotic aircraft - used extensively by the military.
Script
Keel Effect
Drones
Controllability
49. A vehicle - missile - or aircraft which obtains thrust by the reaction to the ejection of fast moving exhaust from within a rocket engine.
Drag
Hypersonic
Rocket
Slogan
50. The outline shape of a wing when viewed from above.
Storyboard
Leading Edge
Wing Planform
Supersonic