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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 power- driven aircraft kept buoyant by a body of gas (usually helium) which is lighter than air.
Airship
Static Stability
Space Shuttle
Wash In/Wash Out
2. Out of its own accord - an aircraft eventually returns to and remains at its equilibrium position over a period of time.
Trailing Edge
Unmanned Aerospace Vehicle (UAV)
Dynamic Stability
Wash In/Wash Out
3. The last point on an airfoil that interacts with the airflow around the wing.
Lift
Aeronautics
Seaplane
Trailing Edge
4. The rate at which temperature decreases with an increase in altitude.
Wing
Lapse Rate
Fuselage
High hypersonic
5. Aircraft speeds under Mach 1.
Drones
Jingle
Subsonic
Wing
6. The study of forces and the resulting motion of objects through the air.
Lateral Axis...
Aerodynamics
Fuselage
Airship
7. Motion around the lateral axis caused by deflection in the elevator controlled by moving the yoke forward and aft.
Static Stability
Pitch
Airplane
Wing
8. Consists of both the engine and propeller in a small airplane.
Powerplant
Glider
Boundary Layer
Aeronautics
9. An aircraft that is designed to fly without an engine.
Supersonic
Maneuverability
Glider
Storyboard
10. A glider designed for sustained flight.
Wing Span
Airplane
Subsonic
Sailplane
11. A type of aircraft deriving both lift and propulsion from one or two sets of horizontally revolving rotors.
Lateral Axis...
Glider
Drag
Helicopter
12. A built in twist in the wing so that the trailing edge at the wingtip is raised (Wash out) or lowered (Wash in). This significantly affects the slow flight and stall characteristics of the wing.
Thrust
Drones
Wash In/Wash Out
Aerospace Engineer
13. A rear vertical stabilizer that controls side- to- side or yawing motion of the aircraft nose.
Aerodynamics
Wash In/Wash Out
Rudder
High hypersonic
14. The tail assembly of an aircraft - including the horizontal and vertical stabilizers - elevators and rudder.
Yaw
Longitudinal Axis...
Pitch
Empennage
15. Forward- acting force which opposes drag and propels the aircraft through the air.
Thrust
Seaplane
Airship
Rocket
16. Hinged main surface part that help control banking for a turn
Aileron
Aerospace Engineer
Dynamic Stability
Hot Air Balloon
17. A vehicle - missile - or aircraft which obtains thrust by the reaction to the ejection of fast moving exhaust from within a rocket engine.
Rocket
Angle of Attack
Elevator
Lift
18. Any surface - such as a wing - which provides aerodynamic force when it interacts with a moving stream of air.
Airfoil
Supersonic
High hypersonic
Powerplant
19. The art and science of designing - building - and operating manned or unmanned space objects
Aerodynamics
Stall
Powerplant
Aeronautics
20. The capability of an aircraft to respond to your flight inputs - especially with regard to attitude and flight path.
Controllability
High hypersonic
Angle of Attack
Leading Edge
21. Forces and moments on the body caused by a disturbance tend initially to return the body toward its equilibrium position.
Seaplane
Rudder
Boundary Layer
Static Stability
22. The force that created by the effect of airflow as it passes over and under the wing.
Drones
Lift
Flaps
Aerospace
23. Rolling motion about the longitudinal axis caused by ailerons deflecting in opposite directions and controlled by twisting the yoke.
Keel Effect
Roll
Hypersonic
Script
24. The mounting of wings so that the wingtips and higher than the wingroot.
Script
Airship
Seaplane
Dihedral
25. The horizontal line that passes through the center of gravity of the aircraft - perpendicular to its flight path.
Airplane
Aeronautics
Lateral Axis...
Wing
26. A short - memorable phrase used in advertising or associated with a political party or group.
Roll
Pitch
Rocket
Slogan
27. 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.
Aspect Ratio
Pitch
Horizontal Stabilizer
Powerplant
28. Aircraft speeds between Mach 1 and 5.
Angle of Attack
Stall
Supersonic
Drag
29. 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.
Aeronautics
Script
Stability
Slogan
30. A short - easily- remembered slogan - verse - or tune.
Sailplane
Elevator
Jingle
Stall
31. Robotic aircraft - used extensively by the military.
Drones
Airfoil
Lapse Rate
Longitudinal Axis...
32. Aircraft speeds between Mach 10 and 25.
Weight
High hypersonic
Leading Edge
Maneuverability
33. A rocket- launched spacecraft able to land like an unpowered aircraft - used for journeys between earth and craft orbiting the earth.
M
Trailing Edge
Supersonic
Space Shuttle
34. Houses the cabin - the cockpit and is a common attachment point for the other major components.
Aerospace Engineer
Aerodynamics
Fuselage
Unmanned Aerospace Vehicle (UAV)
35. An advertising film which promotes a product in an informative and supposedly objective style.
Keel Effect
M
Aerodynamics
Infomercial
36. An aircraft with floats or skis instead of wheels - designed to land on and take off from water.
Slogan
Airfoil
Seaplane
Wash In/Wash Out
37. The outline shape of a wing when viewed from above.
Airfoil
Cockpit
Horizontal Stabilizer
Wing Planform
38. The ratio of inertial forces to viscous forces.
Supersonic
Hot Air Balloon
Reynolds Number
Subsonic
39. Caused by the separation of airflow from the wing's upper surface resulting in a rapid decrease in lift.
Dihedral
Wing Planform
Longitudinal Axis...
Stall
40. Generates the lifting force that helps the airplane fly when air flows around it.
Wing
Aspect Ratio
Rocket
Drag
41. The relationship between the length and width of a wing.
Reynolds Number
Center of Gravity
Aspect Ratio
Wash In/Wash Out
42. A straight line parallel to the length of the fuselage but that runs through the aircraft's center of gravity.
Longitudinal Axis...
Lateral Axis...
Drones
Dynamic Stability
43. The flat surfaces located behind the center of gravity tend to weathervane with the wind.
Keel Effect
Airfoil
Seaplane
Wash In/Wash Out
44. A powered heavier- than - air aircraft with fixed wings from which the aircraft derives most of its lift.
Airplane
Cockpit
Leading Edge
Fuselage
45. A large bag filled with hot air or gas to make it rise in the air - with a basket for passengers hanging from it.
Taper
Wash In/Wash Out
Hot Air Balloon
Reynolds Number
46. The study or practice of travel through the air.
Aerospace
Aeronautics
Seaplane
Trailing Edge
47. 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)
Storyboard
Controllability
Aerospace
48. A rear horizontal stabilizer that controls up and down or pitching motion of the aircraft nose.
Elevator
Weight
Yaw
Roll
49. A reduction in the chord of a wing as measured from the root to the tip of the wing.
Aileron
Taper
Subsonic
Sailplane
50. The part of the airfoil that meets the airflow first.
Leading Edge
Lateral Axis...
Vertical Axis...
Trailing Edge