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When the spin direction of the disk was changed, the direction of the precession also changed. Why? When the add-on mass

Posted: Sun May 22, 2022 6:45 am
by answerhappygod
When the spin direction of the disk was changed, the direction
of the precession also changed. Why?
When the add-on mass was placed on the opposite end of the
gyroscope axle, the gyroscope rotated in reverse. Why?
Hint: direction of angular momentum of the disk, direction of
torque