INSTRUMENT 2

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1. Track altitude in a radio altimeter system begins at. A. 2 500 ft radio alt. B. 1 000 ft radio alt. C. 10 000 ft radio alt.

a

105. A pressure of one atmosphere is equal to. A. 14.7 PSI. B. 100 millibar. C. 1 inch Hg.

a

106. In the directional gyro. A. the outer gimbal is pivoted vertically. B. the outer gimbal is pivoted longitudinally. C. the outer gimbal is pivoted laterally.

a

107. The millibar is a unit of. A. barometric pressure. B. pressure altitude. C. atmospheric temperature.

a

119. A constant force applied to the inner gimbal of a vertical gyro would cause. A. a continual precession in roll. B. a roll error and gyro topple. C. a pitch error and gyro topple.

a

128. Agonic lines link places of. A. zero variation. B. different variation. C. equal variation.

a

131. Damping on a RATE GYRO can be either. A. viscous, eddy current or air dash pot. B. eddy current, variable spring or moving iron. C. viscous, eddy current or variable spring.

a

132. The electrical output from a remote gyro to an attitude director indicator is. A. by a control synchro. B. by a differential synchro. C. by a torque synchro.

a

14. In Airways flying, what is the barometric scale of the altimeter set to?. A. 1013.25. B. QNH. C. QFE.

a

15. Vibration monitoring signals are sent. A. via a signal conditioner to the gauge. B. via a half-wave rectifier to the gauge. C. direct to the gauge.

a

169. The HSI compass card is positioned by the. A. compass system. B. aircraft ADF system. C. heading select knob.

a

173. The deflection of the ADI command bars when flying a localiser approach is proportional to. A. the difference between the amplitudes on the two modulations. B. the sum of the amplitude of the two modulations. C. the difference in amplitude of the two r.f. carriers.

a

181. An aircraft flying towards a VOR station shows indications of 120° and 'TO'. After passing over the station, on the same course, the indications will be. A. 120° and FROM. B. 300° and FROM. C. 300° and TO.

a

188. If True Airspeed is 470 knots, what is the Equivalent Air speed?. A. 278 knots. B. 662 knots. C. 550 knots.

a

190. In an Artificial Horizon, Erection Error is caused by. A. displacement of erection control device. B. bottom heaviness of inner gimbals. C. bottom lightness of inner gimbals.

a

203. Compressibility error in a pitot head is caused by. A. compression of air in the tube at high speed. B. blockage in the pitot tube. C. misalignment of pitot head.

a

204. The earth's magnetic field is. A. vertical at the poles, horizontal at the magnetic equator. B. vertical across the earth. C. horizontal across the earth.

a

24. When performing maintenance operations on an aircraft equipped with RVSM system, and a quick release disconnect connection is disturbed. A. a full test of the system should be carried out. B. a full test of the system should be carried out only if the aircraft manufacturer recommends to do so. C. the allowances for the system should be halved.

a

29. When aligning an aircraft for a compass swing, the maximum allowable error is. A. 5 degrees. B. 1 degrees. C. 3 degrees.

a

31. What kind of gyro is a rate gyro?. A. Tied down. B. Displacement. C. Space.

a

32. A radio altimeter system can be self tested. A. both on the ground only and in the air. B. on the ground only. C. in the air only.

a

33. The apparent wander for directional gyros is. A. compensated by applying a constant torque. B. maximum at the pole. C. dependant on longitude.

a

36. Standby Compass adjusting magnets (Flinders Bars) exert the most amount of influence. A. when 90 degrees apart. B. when parallel to each other. C. when 45 degrees apart.

a

37. With engine static and engine blanks fitted, EPR gauge reads just above 1. A. Gauge requires re-calibration. B. Transmitter is unserviceable. C. This is normal.

a

39. With an aircraft which has more than one compass system. A. master adjusted, slave adjusted, each having a corrected compass card. B. both are adjusted on each heading. C. master and slave adjusted, correction card for master only.

a

4. The runway heading is. A. QFU. B. QDM. C. QDR.

a

41. Which pitot probe provides information to the captains instruments?. A. Upper. B. Lower. C. Both.

a

47. The airdata computer inputs to. A. altimeter, FMC, secondary radar. B. mach meter, standby altimeter, ASI. C. cabin rate sensors, mach-meters, ASI, altimeter.

a

52. In a modern HSI, the displays are. A. course and direction. B. course and attitude. C. direction and attitude.

a

59. Above 2500 ft. the rad. Alt. A. pointer is hidden behind a mask with off flag out of view. B. continues to indicate but with a warning flag. C. pointer goes to zero to show system is being monitored.

a

62. The flux detector element. A. gives heading with respect to magnetic north. B. changes heading with the heading of the aircraft. C. changes it position after the aircraft heading is changed.

a

63. If rate feedback in a flight director goes open circuit, position indication will. A. oscillate. B. be sluggish. C. go hard over.

a

67. A compass has a residual deviation of +1 degree. To steer a true heading of 180 degrees the pilot must steer. A. 179 degrees. B. 180 degrees. C. 181 degrees.

a

8. A machmeter works. A. always. B. above 10,000 ft. C. always except on the ground.

a

87. In a directional gyro, the inner/outer gimbal is corrected to. A. 15 sine latitude. B. 15 cosine latitude. C. 15 sine longitude.

a

9. Radio marker information is displayed on. A. ADI. B. EICAS. C. HIS.

a

10. Angle of Attack alarm is sounding too close to stall. Rectification is to. A. move probe down. B. move probe up. C. move probe laterally.

b

108. In the Turn and Slip indicator. A. the spin axis is longitudinal. B. the spin axis is lateral. C. the spin axis is vertical.

b

113. A rate two turn is. A. 90 degrees per minute. B. 360 degrees per minute. C. 180 degrees per minute.

b

13. On replacing a pre-indexed flux valve you would. A. align the aircraft onto its A coefficient so that no error is induced. B. fit the serviceable pre indexed flux valve into the same position as the unserviceable pre-indexed flux valve was removed from. C. carry out a check swing after fitment.

b

165. A pressure gauge, such as a hydraulic brake pressure gauge, indicates 1,000 p.s.i. In terms of absolute pressure, this represents. A. 985.3 p.s.i. B. 1,014.7 p.s.i. C. 1,000 p.s.i.

b

171. The supply to an A.S.I. A. is pitot pressure only. B. are pitot and static pressure. C. is static pressure only.

b

174. If an aircraft is flying straight and level in still air, airspeed will be. A. less than the ground speed. B. equal to the ground speed. C. greater than the ground speed.

b

175. If an aircraft flying in still air at 400 knots, encounters a head wind of 50 knots, its ground speed is. A. 450 knots. B. 350 knots. C. 400 knots.

b

176. To provide a linear scale on an A.S.I., a. A. 10 to 1 gearing is used. B. ranging bar and screws are fitted. C. bi-metal corrector is employed.

b

182. The command bars in a flight director system indicate. A. the actual path with respect to required path. B. the required path with respect to actual path. C. true horizon.

b

183. When changing a windscreen panel which has a standby magnetic compass located in the vicinity. A. precautions should be taken that the bonding tag is attached to the correct attachment bolt. B. precautions must be taken to ensure that the attachment bolts are of the specified type. C. The attachment bolts should be tightened in an anti-clockwise direction around the window.

b

186. Isogonal lines link places of. A. different variation. B. equal variation. C. zero variation.

b

187. In an artificial horizon Pendulosity Error is caused by. A. bottom lightness of inner gimbals. B. bottom heaviness of inner gimbals. C. displacement of erection control device.

b

189. If the Airspeed Indicator reading is 300 Knots, what is the Calibrated Airspeed?. A. 296 knots. B. 304 knots. C. 293 knots.

b

19. When a rad. alt. reaches 2,500 ft. what happens to the display?. A. Rad. alt. flag in view. B. Rad. alt. goes out of view. C. Error warning in view.

b

192. Flux Valve senses angle of horizontal component with respect to the aircraft's. A. lateral axis. B. longitudinal axis. C. both lateral and longitudinal axis.

b

2. What is the maximum radio altimeter track altitude? A. 500 ft. B. 2,500 ft. C. 10,000 ft.

b

201. An aircraft with Mach warning will warn. A. when Mach 1 is exceeded. B. when Mcrit is reached. C. when envelope limit is reached.

b

202. An HSI provides what information?. A. VOR, map, attitude, ILS. B. VOR, plan, ILS, map, radar. C. VOR, ILS, plan, attitude.

b

21. The suction gauge reads 5 inches of mercury. This is. A. above zero pressure. B. below ambient pressure. C. above ambient pressure.

b

22. What are the primary colours for use in CRT displays?. A. Yellow, cyan, magenta. B. Red, blue, green. C. Red, blue, yellow.

b

26. The HSI provides information on. A. VOR, ILS, map, radar, attitude. B. VOR, plan, map, ILS, radar. C. VOR, ILS, plan, attitude.

b

27. The sensing element of the flux valve. A. aligns itself to the new heading as the aircraft turns. B. remains in the same position attached to the aircraft structure. C. aligns itself to the new heading of the aircraft after it has stabilised.

b

40. A DC electrical cable must be positioned how far away from a compass?. A. 20 inches. B. 24 inches. C. So as to give no more than 2 degrees deflection of compass.

b

42. On the CWP, what does amber indicate?. A. Present status. B. Cautionary info. C. Warning.

b

44. Where does the HSI receive GND speed information from?. A. Pitot static probes. B. INS. C. EICAS.

b

46. On an EADI the command bars show the A. required flight path compared with horizon. B. required flight path compared with aircraft position. C. required flight path compared to planned flight path.

b

5. Apparent drift of a vertical gyro is a function of. A. tan of latitude. B. cos of latitude. C. sin of latitude.

b

51. An RMI has inputs from VOR and. A. a remote compass input. B. an azimuth gyro. C. no other sources.

b

54. An H on the EHSI indicates. A. ILS approach. B. DME hold. C. VOR hold.

b

57. What is apparent drift due to?. A. Errors when aircraft banking. B. Earths rotation. C. Gyro pivot friction.

b

60. How does a machmeter work? A. Indicated airspeed / temperature. B. True airspeed and speed of sound. C. True airspeed / indicated airspeed.

b

83. In a Turn and Slip indicator, the effect of increasing the rotor speed would be. A. it would have no effect. B. it would under read. C. it would over read.

b

86. The speed of the rotor in a Turn and Slip indicator is approximately. A. 2,400 rpm. B. 4,200 rpm. C. 22,500 rpm.

b

88. The electrolyte switches used in gyro systems rely upon. A. change in inductance to operate. B. change in resistance to operate. C. change in voltage applied to operate.

b

11. Where is alpha angle used?. A. IRS. B. Accelerometer. C. Angle of attack.

c

114. The rate of turn information from a turn coordinator (compared to a Turn and Slip) is. A. more instantaneous. B. less accurate. C. more accurate.

c

118. If the pitot and static pipe lines were cross connected at the instrument panel connection, application of pressure to the pitot head would cause the. A. altimeter reading to decrease, vertical speed indicator to indicate climb. B. altimeter reading to increase, vertical speed indicator to indicate descent. C. altimeter reading to decrease, vertical speed indicator to indicate descent.

c

12. Where is the spinup/rundown brake on a gyro instrument?. A. Outer gimbal. B. Rotating vane. C. Inner gimbal.

c

164. The to/from indicator on an HSI informs the pilot of which direction he is tracking relative to. A. an ILS station. B. an ADF station. C. a VOR station.

c

177. A machmeter is an instrument which indicates the speed of. A. sound relative to the aircraft's altitude. B. the aircraft relative to the speed of sound at ground level. C. the aircraft relative to the local sonic speed.

c

193. The manual VOR input is for. A. the radio magnetic indicator. B. the ADI. C. the course deviation bar.

c

23. Alpha vane signal could be fed to _____ when close to stall. A. flap position. B. fast/slow switch. C. thrust levers.

c

25. For aircraft certificated after 1997 and with RVSM, the maximum tolerance for the system would be. A. +/- 300 feet plus +/- 50 feet for instrument errors. B. +/- 500 feet for the system overall. C. +/- 200 feet plus +/- 50 feet for instrument error.

c

28. In a compass swing: North error -2 degrees, South error - 2 degrees. The coefficient C is. A. +2 degrees. B. -2 degrees. C. 0 degrees

c

3. An ECAM system is tested under the following conditions:-. A. Aircraft on the ground with one engine running. B. Aircraft in the air with both engines running. C. Aircraft on the ground with parking brake set/on.

c

34. The Directional Gyro is checked every 15 minutes for. A. erection. B. toppling. C. drift

c

35. Random drift of a gyro is caused by. A. error in roll when aircraft is turning. B. aircraft turning with an error in roll. C. gyro friction and unbalance.

c

38. Coefficient A is adjusted. A. at 360 degrees. B. at 270 degrees. C. on any heading.

c

43. Which instrument shows Decision Height?. A. ECAM. B. HIS. C. ADI.

c

45. When power is switched off, the gimbal brake. A. stops outer gimbal. B. restricts outer gimbal. C. restricts inner gimbal.

c

48. What deviation is indicated by 2 dots in a VOR system?. A. 6°. B. 2.5°. C. 10°.

c

49. How may the basic principle of the radio altimeter be described?. A. As a series of radio pulses to the ground their frequency depending on the expansion or contraction of an evacuated capsule and the deflection of an E and I bar transducer. B. As a comparison of radio altitude against a barometric altitude referenced to ISA sea level (1013.25mb). C. As a measure of the time between a RF pulse transmission and the reception of its echo from the ground directly below the aircraft.

c

50. In a compass system, what senses the horizontal component of the earths magnetic field and where is it normally fitted?. A. Directional gyro mounted on the roll axis of the aircraft. B. A precession device mounted on the yaw axis of the aircraft. C. Flux detectors fitted in the wing tips.

c

53. At what height does the rising runway appear?. A. 300 ft. B. 500 ft. C. 200 ft.

c

58. An aircraft airspeed indicator has. A. pitot to the capsule. B. static to the capsule. C. pitot to the capsule and static to the out side of the capsule.

c

61. When changing a pitot static instrument with quick release couplings. A. a leak check is not required. B. a leak check is always required. C. a leak check is only required if stated by manufacturer.

c

64. The needle of a resolver is connected to. A. two coils and an electromagnet. B. two coils and a permanent magnet. C. two coils only.

c

65. If the compass fluid has bubbles at low altitude. A. this is due to excessive high cabin altitude flying. B. this has no influence on compass readings. C. this is due to insufficient de-aeration.

c

66. A remote compass compensator unit is replaced. Which of the following is correct?. A. The swing can be performed at a later date. B. No swing is required if the new heading is within 5 degrees of the old. C. A compass swing must be performed.

c

68. How is a leading edge flap position indicated in the cockpit?. A. Servomotor. B. A measuring device. C. Torque synchro.

c

69. In a Machmeter, what type of compensation is there?. A. Hair spring. B. Square-Law compensation. C. Compensation is not required.

c

84. How is the information on a directional gyro outer gimbal taken off?. A. By a switch on the outer gimbal. B. By a switch on the inner gimbal. C. By a flux take-off device.

c

85. Why is a directional gyro inner gimbal restricted to +/- 85º?. A. To ensure outer gimbal erection system works correctly. B. To prevent outer gimbal rotating. C. To prevent gyro going into gimbal lock.

c


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