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