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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. The part of the airfoil that meets the airflow first.
Aeronautics
Longitudinal Axis...
M
Leading Edge
2. The distance from wing tip to wing tip of a wing planform.
Airfoil
Roll
Empennage
Wing Span
3. A glider designed for sustained flight.
Empennage
Sailplane
Longitudinal Axis...
Jingle
4. Aircraft speeds between Mach 10 and 25.
Helicopter
Stall
Lift
High hypersonic
5. The flat surfaces located behind the center of gravity tend to weathervane with the wind.
Keel Effect
Sailplane
Airship
Subsonic
6. A rear vertical stabilizer that controls side- to- side or yawing motion of the aircraft nose.
Rudder
Aerospace Engineer
Angle of Attack
Drag
7. The space in the fuselage of a small airplane containing seats for the pilot - copilot - and sometimes passengers.
Stability
Aeronautics
Subsonic
Cockpit
8. A rocket- launched spacecraft able to land like an unpowered aircraft - used for journeys between earth and craft orbiting the earth.
Controllability
Supersonic
Space Shuttle
Rudder
9. A straight line through the center of gravity of the aircraft and at 90
Reynolds Number
Maneuverability
Rocket
Vertical Axis...
10. The study of forces and the resulting motion of objects through the air.
Hypersonic
Launch
Angle of Attack
Aerodynamics
11. A short - easily- remembered slogan - verse - or tune.
Jingle
Stability
Sailplane
Rocket
12. Consists of both the engine and propeller in a small airplane.
Fuselage
Hot Air Balloon
Powerplant
Yaw
13. Aircraft speeds between Mach 5 and 10.
Wash In/Wash Out
Trailing Edge
Static Stability
Hypersonic
14. Forward- acting force which opposes drag and propels the aircraft through the air.
Drones
Keel Effect
Angle of Attack
Thrust
15. Design machines that fly.
Wash In/Wash Out
Aerospace Engineer
Vertical Axis...
Sailplane
16. Caused by the separation of airflow from the wing's upper surface resulting in a rapid decrease in lift.
Stall
Horizontal Stabilizer
Launch
Slogan
17. A rear horizontal stabilizer that controls up and down or pitching motion of the aircraft nose.
Elevator
Wing Span
Glider
Lift
18. Aircraft speeds between Mach 1 and 5.
Rocket
Supersonic
Maneuverability
Drones
19. 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.
Aerospace Engineer
Hypersonic
Horizontal Stabilizer
Glider
20. Houses the cabin - the cockpit and is a common attachment point for the other major components.
Longitudinal Axis...
Wing Span
Fuselage
Dynamic Stability
21. The relationship between the length and width of a wing.
Airship
Aileron
Controllability
Aspect Ratio
22. The common reference point for the three axes of the aircraft.
Wash In/Wash Out
Center of Gravity
Keel Effect
Storyboard
23. Hinged main surface part that help control banking for a turn
Infomercial
Lapse Rate
Aileron
Horizontal Stabilizer
24. The written text of a play - film - or broadcast.
Script
Empennage
Hypersonic
Powerplant
25. The mounting of wings so that the wingtips and higher than the wingroot.
Stability
Dihedral
Aeronautics
Subsonic
26. Acts in the opposite direction of flight - opposes the forward- acting force of thrust - and limits the forward speed of the aircraft.
Aerospace Engineer
Drag
Wing Span
Helicopter
27. Rolling motion about the longitudinal axis caused by ailerons deflecting in opposite directions and controlled by twisting the yoke.
Boundary Layer
Roll
Keel Effect
Thrust
28. Motion around the lateral axis caused by deflection in the elevator controlled by moving the yoke forward and aft.
Weight
Aeronautics
Lapse Rate
Pitch
29. 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
Sailplane
Aspect Ratio
30. The horizontal line that passes through the center of gravity of the aircraft - perpendicular to its flight path.
Yaw
Lift
Lateral Axis...
High hypersonic
31. The rate at which temperature decreases with an increase in altitude.
Trailing Edge
Hypersonic
Lapse Rate
Airship
32. A force caused by the gravitational attraction of the Earth.
Angle of Attack
Controllability
Maneuverability
Weight
33. The capability of an aircraft to respond to your flight inputs - especially with regard to attitude and flight path.
Script
Stall
Fuselage
Controllability
34. Any surface - such as a wing - which provides aerodynamic force when it interacts with a moving stream of air.
M
Script
Airfoil
Stability
35. The force that created by the effect of airflow as it passes over and under the wing.
Lift
Aspect Ratio
High hypersonic
Lapse Rate
36. Aircraft speeds under Mach 1.
Taper
Rudder
Subsonic
Airfoil
37. A vehicle - missile - or aircraft which obtains thrust by the reaction to the ejection of fast moving exhaust from within a rocket engine.
Vertical Axis...
Drag
Cockpit
Rocket
38. The angle formed by the wing chord line and the relative wind.
Weight
Angle of Attack
Elevator
Boundary Layer
39. A type of aircraft deriving both lift and propulsion from one or two sets of horizontally revolving rotors.
M
Cockpit
Hypersonic
Helicopter
40. A short - memorable phrase used in advertising or associated with a political party or group.
Airplane
Lift
Aspect Ratio
Slogan
41. 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.
Wash In/Wash Out
Subsonic
Helicopter
Flaps
42. To set or thrust in motion.
Airfoil
Stall
Keel Effect
Launch
43. Characteristic of the aircraft that permits you to maneuver it easily and allows it to withstand the stress resulting from the maneuver.
Maneuverability
Jingle
Fuselage
Slogan
44. The last point on an airfoil that interacts with the airflow around the wing.
Trailing Edge
Aeronautics
Roll
Wing
45. The ratio of inertial forces to viscous forces.
Drag
Reynolds Number
Helicopter
Angle of Attack
46. Robotic aircraft - used extensively by the military.
Empennage
Fuselage
Lift
Drones
47. A power- driven aircraft kept buoyant by a body of gas (usually helium) which is lighter than air.
Keel Effect
Dynamic Stability
Powerplant
Airship
48. The outline shape of a wing when viewed from above.
Angle of Attack
Drones
Hypersonic
Wing Planform
49. A straight line parallel to the length of the fuselage but that runs through the aircraft's center of gravity.
Horizontal Stabilizer
Drones
Airfoil
Longitudinal Axis...
50. The tail assembly of an aircraft - including the horizontal and vertical stabilizers - elevators and rudder.
Airplane
Keel Effect
Empennage
Rocket