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REVISION QUESTIONS

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REVISION QUESTIONS
REVISION QUESTIONS
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#1. A 2 axis gyro, measuring vertical changes will have:

#2. The properties of a gyro are: 1. mass 2. rigidity 3. inertia 4. precession 5. rotational speed

#3. An aircraft fitted with a DRMC upon landing in a northerly direction will indicate:

#4. Which of the following will effect a direct reading compass? 1. ferrous metals 2. non-ferrous metals 3. electrical equipment

#5. A vibrator may be fitted to an altimeter to overcome:

#6. An aircraft is flying at constant indicated altitude, over a warm airmass. The altimeter reading will be:

#7. The machmeter consists of:

#8. CAS is IAS corrected for:

#9. A DGI has;

#10. An aircraft is flying at an indicated altitude of 16,000ft. The outside air temperature is –300 C What is the true altitude of the aircraft?

#11. The main cause of error in a DRMC is:

#12. QNH is:

#13. What is the Schuler period?

#14. The vertical reference of a data generation unit is:

#15. The torque motor of a gyro stabilised magnetic compass:

#16. A factor giving an error on a direct indicating compass would be:

#17. A factor giving an error on a direct indicating compass would be:

#18. A rate integrating gyro is used in: 1. inertial attitude unit 2. autopilot system 3. stabiliser servo mechanism system 4. inertial navigation unit 5. rate of turn indicator

#19. The errors of a DGI are: 1. earth rate 2. transport wander 3. banking when pitched up 4. annual movement of poles 5. mechanical problems

#20. #19. An Air Data Computer (ADC) obtains altitude from:

#21. If the needle and the ball of a Turn & Slip indicator both show right, what does it indicate:

#22. What formula gives the total temperature (TT) from the static temperature (TS):

#23. The Inertial Strapdown Unit of an IRS is programmed with co-ordinates during alignment in order to:

#24. When descending through an isothermal layer at constant CAS, what does the TAS do?

#25. What is VMO calculated from:

#26. Descending from FL390 at maximum groundspeed, what will the pilot be limited by:

#27. At constant weight, regardless of altitude, an aircraft always lifts off at a constant:

#28. VFE is the maximum speed that:

#29. The white arc on the ASI indicates:

#30. An ASI circuit consists of pressure sensors. The Pitot Probe measures:

#31. Mach number is defined as the ratio of:

#32. If a pitot source is blocked in an ASI, and the drain hole is blocked, but the static source is open, what will happen?

#33. In a turn at constant angle of bank ... the rate of turn is:

#34. The Turn Indicator is a useful gyroscopic instrument. When used in association with an attitude indicator will show: 1. angular velocity about the yaw axis 2. direction of turn 3. angular velocity about true vertical axis 4. speed of turn

#35. If an aircraft, fitted with a DRMC, takes off on a westerly heading, in the northern hemisphere, the DRMC will indicate:

#36. When turning through 900 at constant attitude and bank, a classic Artificial Horizon indicates:

#37. The factors which will affect a Turn Indicator are: 1. angle of bank 2. aircraft speed 3. aircraft weight

#38. To obtain heading information from a Gyro Stabilised platform, the gyros should have:

#39. What are the inputs to the ADC? 1. OAT 2. dynamic pressure 3. TAT 4. static pressure 5. electric power 6. pitot pressure 7. AOA

#40. The properties of a Turn Indicator are: 1. One degree of freedom 2. two degrees of freedom 3. two springs connected to the aircraft frame 4. spin axis in the longitudinal plane 5. spin axis parallel to the yaw axis 6. spin axis horizontal

#41. A gravity erector system corrects errors on a:

#42. In a Gyro magnetic Compass the flux gate transmits information to the:

#43. VNO is the max. speed which:

#44. If while level at FL 270, at a constant CAS, temperature falls, what happens to the Mach No.

#45. If the static vent becomes blocked on an unpressurised a/c, what could you do?:

#46. What does the “barbers pole” on an ASI indicate?:

#47. On board a/c, true altitude shown from:

#48. On a turn and slip indicator, needle to the left and ball to the right indicates:

#49. What is density altitude:

#50. A radio altimeter is:

#51. An a/c is travelling at 120 kts, what angle of bank would be required for a rate 1(one) turn:

#52. An a/c is travelling at 100 kts forward speed on a 30 glideslope. What is its rate of descent?:

#53. If the pitot tube is leaking (and the pitot drain is blocked) in a non-pressurised a/c, the ASI will:

#54. An RMI rose is mechanically stuck on 090 degrees. The ADF pointer indicates 225 degrees. What is the relative bearing to the beacon?

#55. Using a classic Artificial Horizon, the a/c performs a right turn through 270 degrees at a constant angle of bank and rate of turn. The indication is:

#56. In a DGI what error is caused by the gyro movement relative to the earth?

#57. In a right turn while taxiing, the correct indications are:

#58. An aircraft is taking of on a runway heading 0450, in still air, with a compass having 00 deviation. The runway is on an agonic line. What are the northerly turning errors (northern hemisphere)?

#59. True heading can be converted into magnetic heading using a compass and:

#60. At sea level ISA, TAS:

#61. What will the altimeter read if the layers beneath the aircraft are all colder than standard?

#62. The flux valve in a RIMC

#63. The indications of a machmeter are independent of:

#64. An artificial horizon has:

#65. The rigidity of a gyro is improved by:

#66. What is the speed of sound at sea level ISA

#67. What is the speed of sound at 25,000 ft and -28 degrees C.

#68. What is the speed of sound at 30,000 ft and -40 degrees C.

#69. If a constant CAS is maintained in a climb, what happens to the mach number

#70. A compass swing is used to:

#71. The TAT probe measures TAT by:

#72. If a pitot tube and drains are blocked at altitude by icing, during a descent the ASI will:

#73. An IRS is aligned when turned on so as to:

#74. The advantages of an ADC over a traditional pitot - static system (list) 1. Position and compressibility correction. 2. reduced lag 3. ability to supply many instruments 4. ability to act as an altimeter following failure. 5. (apparently all the answer bar one had 4 as a correct answer)

#75. The frequency band used for a Radio Altimeter is:

#76. What is the purpose of the latitude nut in a DGI?

#77. Total Air Temp is always ________ than Static Air Temp and the difference varies with _______ __.

#78. In a slightly banked turn, the turn needle will indicate:

#79. The Primary Flying Display (PFD) displays information dedicated to:

#80. What are the inputs to the FMS? 1. Radio Aids 2. Engine Parameters 3. Air Data 4. Route Data 5. Terminal Data 6. Operating Data

#81. What are the upper and lower limits of the yellow arc on an ASI?

#82. What does the blue line on an ASI of a twin propeller engined aircraft indicate?

#83. The gravity erecting device on a vertical gyro is used on which instrument;

#84. In a VSI lag error is improved by:

#85. An aircraft fitted with a DRMC is landing in a southerly direction, in the Southern Hemisphere. What indications will be seen on the DRMC?

#86. What is the maximum drift of a gyro, due to earth rate:

#87. An aircraft is flying a true track of 360° from 5° south to 5° north. What is the change in apparent wander rate:

#88. When turning through 1800 at constant attitude and bank, a classic Artificial Horizon indicates:

#89. What is the Schuler period?

#90. Mach number is defined as:

#91. You are flying at a constant FL 290 and constant mach number. The total temperature increases by 50. The CAS will:

#92. You are flying at a constant FL 290 and constant mach number. The total temperature increases by 50. The CAS will:

#93. An aircraft turns from south-west to south-east when situated at 450N, what heading should you roll out on if using a DRMC?

#94. What is SAT?

#95. If an aircraft climbs, at constant mach No, in ISA conditions what happens to the TAS and the CAS?

#96. Where is the earth rate wander, and the transport wander of a gyro equal to zero?

#97. What happens when the static pressure supply, to an altimeter, becomes blocked during a descent?

#98. What happens when the static vent supplying an ASI is blocked, and the ram air inlet remains clear?

#99. In a left turn while taxiing, the correct indications are:

#100. VLO is defined as:

#101. VNE is defined as:

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REVISION QUESTIONS
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