Question Bank

1. ROT indications are?

2. In the building principle of a gyroscope, the best efficiency is obtained through the concentration of the mass

3. A turn indicator is built around a gyroscope with

4. What are the errors in a DGI? 1. Transport wander 2. Earth rate 3. Heading errors when banking and pitching, 4. Mechanical imperfections

5. When, in flight, the needle of a needle-and-ball indicator is on the right and the ball on the left, the aircraft is

6. An a/c rolls out after 180° steep turn to the right with reference to natural horizon. A/H will show

7. The rate-of-turn is the

8. If both the ball and needle are out to the left in a turn, the ball can be centralized by?

9. The ball in a serviceable slip indicator is _____ by _____ and _____ indicate the state of slip

10. Under normal operating conditions, when an aircraft is in banked turn, the rate-of-turn indicator is valuable gyroscopic flight control instrument; when it is associated with an attitude indicator it indicates: 1. the angular velocity of the aircraft about the yaw axis 2. the bank of the aircraft 3. the direction of the aircraft turn 4. the angular velocity of the aircraft about the real vertical The combination of correct statements is

11. Following a left engine failure the pilot of a multi engine a/c uses rudder to oppose yaw and keeps the a/c on hdg while using bank to prevent side slip. The TSI will show

12. Following 180° stabilized turn with a constant attitude and bank, the artificial horizon indicates

13. What error is introduced into a DGI due to movement of the gyro relative to the earth?

14. Gyro rigidity improve with?

15. For a coordinated rate 1 left turn at an AOB of 27 degrees, the TAS should be?

16. What are the essential properties of a turn indicator? 1. Two degrees of freedom 2. One degree of freedom 3. Horizontal spin axis 4. Vertical spin axis 5. Longitudinal spin axis

17. What angle of bank is required to conduct a balanced rate 1 turn in an aircraft at 125 kts TAS at a mass of 55000 Kg?

18. What will be the immediate turn and slip indications when a left engine fails in climbing flight

19. The dither motor in a ring laser gyroscope?

20. If the turn indicator needle is out to the right and the ball is out to the left, it indicates?

21. The properties of a gyro are? 1. Mass 2. Rigidity in space 3. Inertia 4. Precession 5. Rigidity with reference to the earth

22. The heading read on the dial of a directional gyro is subject to errors, one of which is due to the movement of the aircraft. This error

23. For a coordinated rate 1 right turn at 250 Kts TAS, in clean configuration the correct AOB is approximately?

24. A directional gyro is: 1. a gyroscope free around two axis 2. a gyroscope free around one axis 3. capable of self-orientation around an earth-tied direction 4. Incapable of self-orientation around an earth -tied direction. The combination of correct statements is

25. In comparison to low level at higher level, if RAS is kept constant to maintain same rate. Bank is to be

26. What would be the indication on an attitude indicator in a right turn?

27. What will a classic artificial horizon indicate when turning through 90 degree at constant attitude and bank angle?

28. What should a turn and slip indicator show in a right turn on the ground?

29. When an aircraft has turned 90 degrees with a constant attitude and bank, the pilot observes the following on a classic artificial horizon

30. Rigidity in a gyroscope is

31. During an acceleration phase at constant attitude, the resetting principle of the artificial horizon results in the horizon bar indicating a

32. An a/c turns left from Hdge 045° to 315° at rate 1. Time taken will be. Bank = TAS/10 + 7

33. When both the needle and ball of a turn and slip indicator are displaced to the right the aircraft is?

34. What corrective action is required if the ball is out to the right in a left turn?

35. An aircraft if flying at a 120kt true airspeed, In order to achieve a rate 1 turn, the pilot will have to bank the aircraft at an angle of

36. When, in flight, the needle of a needle-and-ball indicator is on the left and the ball on the right, the aircraft is

37. The rate turn indicator uses a gyroscope: 1. with one degree of freedom 2. with two degrees of freedom 3. the frame of which is supported by two return springs 4. the spinning wheel axis of which is parallel to the pitch axis 5. the spinning wheel axis of which is parallel to the yawing axis 6. the spinning wheel axis of which is horizontal The combination of correct statements is

38. In comparison to low level, to maintain same rate of turn, RAS at higher level is to be

39. During take off roll an a/c fitted with vacuum driven A?H will show

40. If the turn and slip indicator shows needle left and ball right in a banked turn, the aircraft is ____ and the required corrective actions is_____?

 

 

41. The gimbal error of the directional gyro is due to the effect of

42. A turn indicator used in conjunction with an attitude indicator can show? 1. TAS in a turn 2. Direction of turn 3. Angular velocity about the vertical axis of the aircraft. 4. Angular velocity about the true vertical axis

43. The maximum directional gyro error to the earth rotation is

44. When, in flight, the needle and ball of a needle-and-ball indicator are on the left, the aircraft is

45. What is the function of the altitude nut on a DI?

46. The basic properties of a gyroscope are: 1. The gyro's weight 2. The rigidity in space 3. The inertia 4. The high RPM 5. The precession. The combination of correct statements is

47. To maintain same rate of turn, if CAS is increased, bank should be

48. How many degrees of freedom and what is the spin axis of an attitude indiciator?

49. A directional gyro requires?

50. If the mass of the aircraft was decreased from 60000 Kg to 45000 Kg?