Airframe Ame

1. What is the angle of the wing off lateral to the tip from the root?. a) Dihedral. b) Incidence. c) Sweepback. d) Washout.

2. What is meant by wash out?. a) Increasing angle of incidence. b) Lateral wing angle. c) A decreasing angle of incidence. d) Negative stagger.

3. What are the normal Centre of pressure travel limits of an aircraft wing?. a) 10 to 20% MAC. b) 40 to 50% MAC. c) 50 to 60% MAC. d) 30 to 40% MAC.

4. What is the term used when a wing has a higher angle of incidence at the root than the tip?. a) Dihedral. b) Sweepback. c) Incidence. d) Washout.

5. What is the limit of dropped ft/min during a pitot static test?. a) 200 ft/min drop. b) 50 ft/min drop. c) 100 ft/min drop. d) 150 ft/min drop.

6. Define load ratio: a) Ratio of fuel weight to engine thrust. b) Ratio of gross weight to engine area. c) Ratio of wing area to fuel capacity. d) Ratio of gross weight of aircraft to wing area.

7. What is a dihedral angle?. a) The forward sweep of a wing. b) The lateral angle of the wing with respect to the horizontal plane. c) The incidence angle. d) The chord line angle.

8. What is meant by angle of incidence?. a) Angle between fuselage and tail. b) Acute angle between the wing chord and the longitudinal axis. c) Lateral angle of the wing. d) Angle of attack.

9. What is meant by angle of attack?. a) The drag angle. b) The thrust angle. c) The lift to drag ratio. d) The angle between the chord line and relative airflow.

10. How is dihedral measured?. a) On the rear spar. b) On the front spar. c) At the wing root. d) At the wing tip.

11. What is meant by positive stagger?. a) Lower wing LE ahead of upper wing. b) LE of the upper wing is ahead of the lower wing. c) Both wings aligned. d) Wings swept backward.

12. What is the advantage of a Fowler flap to a split flap?. a) Decreases wing area. b) Reduces drag only. c) Wing area increases and drag increases. d) Reduces lift.

13. What stops air from spanwise flow across the wing?. a) Winglet. b) Spoiler. c) Wing fence. d) Vortex generator.

14. Direct input to a tab from the pilot is called what type of tab?. a) Servo tab. b) Balance tab. c) Anti-servo tab. d) Trim tab (Flettner tab).

15. Which tab helps the pilot to steer?. a) Trim tab. b) Balance tab. c) Servo tab. d) Spring tab.

16. What does the spring tab do?. a) Reduces drag. b) Provides a boost and aids pilot in moving the control surface. c) Prevents flutter. d) Adds weight to the control.

17. What does a balance tab do?. a) Moves with the control surface. b) Remains neutral. c) Movement of the flight control results in opposite movement of the tab. d) Moves independently.

18. What are the factors that affect lateral stability?. a) Incidence and angle of attack. b) Dihedral and sweepback. c) Washout and incidence. d) Wing fence and flap type.

. Incidence. a) What is the term used when a wing has a higher angle of incidence at the root than the tip?. b) What is the angle of the wing off lateral to the tip from the root?. c) What stops air from spanwise flow across the wing?. d) Which tab helps the pilot to steer?.

A decreasing angle of incidence. a) What is a dihedral angle?. b) Define load ratio. c) What is meant by wash out?. d) What does the spring tab do?.

30 to 40% the MAC. a) What are the normal Centre of pressure travel limits of an aircraft wing?. b) What is the limit of dropped ft/min during a pitot static test?. c) What is meant by angle of incidence?. d) What is meant by positive stagger?.

Dihedral. a) What stops air from spanwise flow across the wing?. b) What does a balance tab do?. c) What is the advantage of a Fowler flap to a split flap?. d) What is the term used when a wing has a higher angle of incidence at the root than the tip?.

100 ft/min drop. a) What is the limit of dropped ft/min during a pitot static test?. b) How is dihedral measured?. c) What does the spring tab do?. d) What is a dihedral angle?.

6. Ratio of gross weight of aircraft to wing area. a) Define load ratio. b) What is meant by positive stagger?. c) What does a balance tab do?. d) What is meant by angle of attack?.

The lateral angle of the wing with respect to the horizontal plane. a) What is a dihedral angle?. b) What is the angle of the wing off lateral to the tip from the root?. c) What is meant by wash out?. d) Which tab helps the pilot to steer?.

The acute angle between the wing chord and the longitudinal axis. a) What is meant by angle of attack?. b) What is meant by angle of incidence?. c) What does a spring tab do?. d) What is the advantage of a Fowler flap to a split flap?.

The angle between the chord line and relative airflow. a) What is meant by positive stagger?. b) What stops air from spanwise flow across the wing?. c) What is meant by angle of attack?. d) How is dihedral measured?.

It is measured on the front spar. a) What does a balance tab do?. b) How is dihedral measured?. c) What is meant by wash out?. d) What is the limit of dropped ft/min during a pitot static test?.

The LE of the upper wing is ahead of the lower wing. a) What is the advantage of a Fowler flap to a split flap?. b) What is meant by positive stagger?. c) What does the spring tab do?. d) What is a dihedral angle?.

Wing areas increase and an increase in drag. a) What stops air from spanwise flow across the wing?. b) Define load ratio. c) What is the advantage of a Fowler flap to a split flap?. d) What does a balance tab do?.

A wing fence. a) Direct input to a tab from the pilot is called what type of tab?. b) What stops air from spanwise flow across the wing?. c) What does the spring tab do?. d) What is a dihedral angle?.

Trim Tab (Flettner Tab). a) Direct input to a tab from the pilot is called what type of tab?. b) Which tab helps the pilot to steer?. c) What is meant by wash out?. d) What does a balance tab do?.

Balance Tab. a) What does the spring tab do?. b) Which tab helps the pilot to steer?. c) What is the angle of the wing off lateral to the tip from the root?. d) What stops air from spanwise flow across the wing?.

Provides a boost and aids the pilot in moving the control surface. a) What does the spring tab do?. b) What is the term used when a wing has a higher angle of incidence at the root than the tip?. c) What does a balance tab do?. d) What is meant by positive stagger.

Movement of the flight control results in opposite movement of the tab. a) What does a balance tab do?. b) What stops air from spanwise flow across the wing?. c) What is meant by wash out?. d) What is meant by angle of incidence?.

Dihedral and sweepback. a) What are the factors that affect lateral stability?. b) What is a dihedral angle?. c) How is dihedral measured?. d) What is the limit of dropped ft/min during a pitot static test?.