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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 force that created by the effect of airflow as it passes over and under the wing.
Lift
Storyboard
Infomercial
Rudder
2. Acts in the opposite direction of flight - opposes the forward- acting force of thrust - and limits the forward speed of the aircraft.
Stability
Aeronautics
Drag
Helicopter
3. A rear vertical stabilizer that controls side- to- side or yawing motion of the aircraft nose.
Angle of Attack
Rudder
Powerplant
Maneuverability
4. The last point on an airfoil that interacts with the airflow around the wing.
Space Shuttle
Trailing Edge
Flaps
Aerodynamics
5. A power- driven aircraft kept buoyant by a body of gas (usually helium) which is lighter than air.
Taper
Airship
Aerospace
High hypersonic
6. The part of the airfoil that meets the airflow first.
Longitudinal Axis...
Stall
Airship
Leading Edge
7. A reduction in the chord of a wing as measured from the root to the tip of the wing.
Stability
Taper
Leading Edge
High hypersonic
8. Aircraft speeds between Mach 5 and 10.
Slogan
Hypersonic
Wing Planform
Jingle
9. The art and science of designing - building - and operating manned or unmanned space objects
Aeronautics
Dynamic Stability
Yaw
Rocket
10. The outline shape of a wing when viewed from above.
Stall
Wing Planform
High hypersonic
Space Shuttle
11. Caused by the separation of airflow from the wing's upper surface resulting in a rapid decrease in lift.
Airplane
Yaw
Unmanned Aerospace Vehicle (UAV)
Stall
12. 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)
Wash In/Wash Out
Lift
Cockpit
13. The horizontal line that passes through the center of gravity of the aircraft - perpendicular to its flight path.
Aerodynamics
Space Shuttle
Glider
Lateral Axis...
14. Mach. A decimal number representing the true airspeed relationship to the local speed of sound.
Sailplane
Helicopter
M
Aileron
15. 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.
Rudder
Horizontal Stabilizer
Aileron
Longitudinal Axis...
16. A vehicle - missile - or aircraft which obtains thrust by the reaction to the ejection of fast moving exhaust from within a rocket engine.
Drag
Slogan
Airplane
Rocket
17. A type of aircraft deriving both lift and propulsion from one or two sets of horizontally revolving rotors.
Helicopter
Dihedral
Sailplane
Elevator
18. Aircraft speeds between Mach 1 and 5.
Supersonic
Pitch
Jingle
Wash In/Wash Out
19. The common reference point for the three axes of the aircraft.
Roll
Center of Gravity
Longitudinal Axis...
Vertical Axis...
20. The rate at which temperature decreases with an increase in altitude.
Pitch
Unmanned Aerospace Vehicle (UAV)
Script
Lapse Rate
21. A thin layer of air next to the surface of an airfoil which shows a reduction in speed due to the air's viscosity.
Fuselage
Reynolds Number
Boundary Layer
Sailplane
22. Aircraft speeds between Mach 10 and 25.
Cockpit
High hypersonic
Airfoil
Center of Gravity
23. The ratio of inertial forces to viscous forces.
Powerplant
Launch
Reynolds Number
Keel Effect
24. 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.
Pitch
Lateral Axis...
Storyboard
Stability
25. 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.
Flaps
Script
Aerospace Engineer
Supersonic
26. The angle formed by the wing chord line and the relative wind.
Angle of Attack
Script
Roll
Taper
27. Design machines that fly.
Aerospace Engineer
Wing
Static Stability
Stability
28. The mounting of wings so that the wingtips and higher than the wingroot.
Slogan
Cockpit
Dihedral
Unmanned Aerospace Vehicle (UAV)
29. The distance from wing tip to wing tip of a wing planform.
Airfoil
Thrust
Keel Effect
Wing Span
30. Hinged main surface part that help control banking for a turn
Sailplane
Wash In/Wash Out
Aileron
Trailing Edge
31. The tail assembly of an aircraft - including the horizontal and vertical stabilizers - elevators and rudder.
Wing
Slogan
Empennage
Aeronautics
32. A powered heavier- than - air aircraft with fixed wings from which the aircraft derives most of its lift.
Script
Airplane
Reynolds Number
Aerospace Engineer
33. Characteristic of the aircraft that permits you to maneuver it easily and allows it to withstand the stress resulting from the maneuver.
Storyboard
Drones
Launch
Maneuverability
34. A short - easily- remembered slogan - verse - or tune.
Empennage
Launch
Keel Effect
Jingle
35. The relationship between the length and width of a wing.
Hypersonic
Pitch
Reynolds Number
Aspect Ratio
36. The study of forces and the resulting motion of objects through the air.
Aerodynamics
Rocket
M
Elevator
37. Any surface - such as a wing - which provides aerodynamic force when it interacts with a moving stream of air.
Airfoil
Leading Edge
Jingle
Aeronautics
38. The flat surfaces located behind the center of gravity tend to weathervane with the wind.
Keel Effect
Script
Space Shuttle
Pitch
39. Robotic aircraft - used extensively by the military.
Empennage
Controllability
Lapse Rate
Drones
40. Aircraft speeds under Mach 1.
Leading Edge
Aerodynamics
Aerospace Engineer
Subsonic
41. A straight line through the center of gravity of the aircraft and at 90
Drones
Vertical Axis...
Thrust
Jingle
42. Branch of technology and industry concerned with aviation and space flight.
Wing Span
Aerospace
Horizontal Stabilizer
Aeronautics
43. A sequence of drawings representing the shots planned for a film or television production.
Jingle
Storyboard
Drag
Reynolds Number
44. A rocket- launched spacecraft able to land like an unpowered aircraft - used for journeys between earth and craft orbiting the earth.
Keel Effect
Leading Edge
Space Shuttle
Weight
45. Motion around the lateral axis caused by deflection in the elevator controlled by moving the yoke forward and aft.
Aileron
Airship
Wing Span
Pitch
46. Consists of both the engine and propeller in a small airplane.
Launch
Storyboard
Powerplant
Vertical Axis...
47. A straight line parallel to the length of the fuselage but that runs through the aircraft's center of gravity.
Airship
Longitudinal Axis...
Stability
Horizontal Stabilizer
48. A force caused by the gravitational attraction of the Earth.
Wash In/Wash Out
Weight
Aerospace Engineer
Elevator
49. Forward- acting force which opposes drag and propels the aircraft through the air.
Thrust
Powerplant
Space Shuttle
Unmanned Aerospace Vehicle (UAV)
50. The movement about the vertical axis produced by the rudder and controlled by pedals.
Yaw
Reynolds Number
Aerospace Engineer
Lapse Rate