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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 reduction in the chord of a wing as measured from the root to the tip of the wing.
Center of Gravity
Taper
High hypersonic
Keel Effect
2. Any surface - such as a wing - which provides aerodynamic force when it interacts with a moving stream of air.
Controllability
High hypersonic
Stability
Airfoil
3. The horizontal line that passes through the center of gravity of the aircraft - perpendicular to its flight path.
Subsonic
Jingle
Lateral Axis...
Airship
4. Characteristic of the aircraft that permits you to maneuver it easily and allows it to withstand the stress resulting from the maneuver.
Maneuverability
Seaplane
Rocket
Aerospace
5. Caused by the separation of airflow from the wing's upper surface resulting in a rapid decrease in lift.
Stall
Vertical Axis...
Static Stability
Controllability
6. Forces and moments on the body caused by a disturbance tend initially to return the body toward its equilibrium position.
Static Stability
Infomercial
Drones
Controllability
7. 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.
Longitudinal Axis...
Stability
Supersonic
Aspect Ratio
8. The common reference point for the three axes of the aircraft.
Thrust
Aerospace
Static Stability
Center of Gravity
9. Aircraft speeds between Mach 1 and 5.
Supersonic
Empennage
Airship
Airfoil
10. An aircraft that is designed to fly without an engine.
Airplane
Pitch
Glider
Lift
11. A vehicle - missile - or aircraft which obtains thrust by the reaction to the ejection of fast moving exhaust from within a rocket engine.
Rocket
Horizontal Stabilizer
Static Stability
Powerplant
12. A short - memorable phrase used in advertising or associated with a political party or group.
Fuselage
Elevator
Slogan
Roll
13. The space in the fuselage of a small airplane containing seats for the pilot - copilot - and sometimes passengers.
Weight
Wing
Aerospace
Cockpit
14. Acts in the opposite direction of flight - opposes the forward- acting force of thrust - and limits the forward speed of the aircraft.
Launch
Elevator
Drag
Aspect Ratio
15. Rolling motion about the longitudinal axis caused by ailerons deflecting in opposite directions and controlled by twisting the yoke.
Reynolds Number
High hypersonic
Drones
Roll
16. A force caused by the gravitational attraction of the Earth.
Aeronautics
Sailplane
Weight
Thrust
17. Aircraft speeds under Mach 1.
Dihedral
Lapse Rate
Leading Edge
Subsonic
18. The movement about the vertical axis produced by the rudder and controlled by pedals.
Airfoil
Rocket
Yaw
Lift
19. The outline shape of a wing when viewed from above.
Wing Planform
Stall
Angle of Attack
Weight
20. The tail assembly of an aircraft - including the horizontal and vertical stabilizers - elevators and rudder.
Cockpit
Empennage
Leading Edge
Airfoil
21. Mach. A decimal number representing the true airspeed relationship to the local speed of sound.
Hypersonic
M
Weight
Stall
22. The ratio of inertial forces to viscous forces.
Keel Effect
Static Stability
Glider
Reynolds Number
23. Aircraft speeds between Mach 10 and 25.
Jingle
Fuselage
High hypersonic
Wing Planform
24. Hinged main surface part that help control banking for a turn
Space Shuttle
Aileron
Lateral Axis...
Subsonic
25. 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.
Weight
Rudder
Horizontal Stabilizer
Thrust
26. A large bag filled with hot air or gas to make it rise in the air - with a basket for passengers hanging from it.
Lift
Hot Air Balloon
Dihedral
Powerplant
27. Motion around the lateral axis caused by deflection in the elevator controlled by moving the yoke forward and aft.
Lapse Rate
Pitch
Aerospace Engineer
Slogan
28. A glider designed for sustained flight.
Cockpit
Angle of Attack
Slogan
Sailplane
29. Branch of technology and industry concerned with aviation and space flight.
Aileron
Stability
Aerospace
Aeronautics
30. A rear vertical stabilizer that controls side- to- side or yawing motion of the aircraft nose.
Storyboard
Rudder
High hypersonic
Aileron
31. A straight line parallel to the length of the fuselage but that runs through the aircraft's center of gravity.
Wing Planform
Flaps
Lapse Rate
Longitudinal Axis...
32. Aircraft speeds between Mach 5 and 10.
Horizontal Stabilizer
Hypersonic
Angle of Attack
Aerospace Engineer
33. Robotic aircraft - used extensively by the military.
Airship
Unmanned Aerospace Vehicle (UAV)
Drones
Stability
34. Forward- acting force which opposes drag and propels the aircraft through the air.
Seaplane
Thrust
Controllability
Keel Effect
35. To set or thrust in motion.
Unmanned Aerospace Vehicle (UAV)
Storyboard
Launch
Flaps
36. Houses the cabin - the cockpit and is a common attachment point for the other major components.
Airship
Fuselage
Hot Air Balloon
Static Stability
37. An advertising film which promotes a product in an informative and supposedly objective style.
Horizontal Stabilizer
Infomercial
Jingle
Reynolds Number
38. A straight line through the center of gravity of the aircraft and at 90
Boundary Layer
Aerospace
Keel Effect
Vertical Axis...
39. 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.
Aerospace
Lift
Fuselage
Wash In/Wash Out
40. Generates the lifting force that helps the airplane fly when air flows around it.
Thrust
Airplane
Wing
Powerplant
41. The written text of a play - film - or broadcast.
Airplane
Script
Storyboard
M
42. The distance from wing tip to wing tip of a wing planform.
Horizontal Stabilizer
Lateral Axis...
Lapse Rate
Wing Span
43. 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.
Trailing Edge
Rudder
Drones
Unmanned Aerospace Vehicle (UAV)
44. The study of forces and the resulting motion of objects through the air.
Fuselage
Sailplane
Aerodynamics
Vertical Axis...
45. The art and science of designing - building - and operating manned or unmanned space objects
Vertical Axis...
Reynolds Number
Aeronautics
Yaw
46. A powered heavier- than - air aircraft with fixed wings from which the aircraft derives most of its lift.
Launch
Airplane
Rudder
Horizontal Stabilizer
47. The flat surfaces located behind the center of gravity tend to weathervane with the wind.
Keel Effect
Pitch
Drag
Space Shuttle
48. The capability of an aircraft to respond to your flight inputs - especially with regard to attitude and flight path.
Aerospace
Empennage
Controllability
Horizontal Stabilizer
49. A rocket- launched spacecraft able to land like an unpowered aircraft - used for journeys between earth and craft orbiting the earth.
Supersonic
M
Space Shuttle
Pitch
50. Out of its own accord - an aircraft eventually returns to and remains at its equilibrium position over a period of time.
Glider
Rudder
Dynamic Stability
Controllability