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2-65.
What publication number must be
used when performing actual compass
adjustments?
1.
226
2.
229
3.
249
4.
251
2-66.
The master gyrocompass should be
energized a minimum of how many
hours before being used?
1.
1
2.
2
3.
3
4.
4
2-67.
When a ship is under way, the
gyrocompass must be checked for
error a minimum of how many times
each day?
1. Once
2. Twice
3. Three times
4. Four times
2-68.
In what area(s) aboard ship are
gyro repeaters normally found?
1. The pilothouse and bridgewings
2. Aftersteering
3. Secondary conn
4. At all ship's control stations
2-69.
The magnetic compass requires
electricity to operate.
1. True
2. False
2-70.
Which of the following methods
should NOT be used to check the
accuracy of a gyrocompass?
1. Terrestrial range
2. Azimuth of the Moon
3. Azimuth of the Sun
4.
Amplitude of the Sun
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