# A compass has a residual deviation of 1 degree to

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67. A compass has a residual deviation of +1 degree. Tosteer a true heading of 180 degrees the pilot must steer.A.179 degrees.B. 180 degrees. C. 181 degrees.
68. How is a leading edge flap position indicated in thecockpit?.
69. In a Machmeter, what type of compensation is there?.
70. What effect on the rate of precession will a change ofgyro rotor speed have?.
71. A gyroscopic body has its rigidity increased by.A. decreasing the mass of the rotor.B. decreasing the rotor speed.C. increasing the rotor speed.
72. If a constant torque is applied to a gyroscope, the rateof precession.
73. Random drift of a gyro is caused by.
74. A pendulous vane type erection system fitted to agyro horizon works on the principle of.
75. During the normal straight and level flight, the gyro ofan electrical artificial horizon is kept erect in pitch by a.A. mercury switch in the fore and aft axis controlling atorque motor fitted between the inner and outer gimbalrings.B. torque motor fitted between the outer gimbal ring andthe case controlled by a mercury switch in theathwartships axis.C.torque motor fitted between the outer gimbal ring andthe case controlled by a mercury switch in the fore andaft axis.
76. The normal erection supply to the mercury switchesof the artificial horizon is disconnected.

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Term
Fall
Professor
NoProfessor
Tags
Pressure measurement, Airspeed, Aircraft instruments, Airspeed indicator, Pitot tube, A Machmeter