Instrumentationmedium#478
Precession is the gyroscopic property where:
A
The gyro maintains its axis in space
B
An applied force causes the gyro axis to move 90° in the direction of rotation from the point of application
CorrectC
The gyro speeds up under load
D
The gyro aligns with the Earth's axis
Explanation
Precession causes the gyro axis to tilt 90° ahead (in the direction of spin) from where a force is applied.
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