Theory of Machine
The axis of precession is __________ to the plane in which the axis of spin is going to rotate.

Perpendicular
None of these
Both A and B
Parallel

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Theory of Machine
Pitch point on a cam is

The point on cam pitch curve having the maximum pressure angle
Any point on pitch curve
The point on cam pitch curve having the minimum pressure angle
Any point on pitch circle

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Theory of Machine
For dynamic balancing of a shaft

Both (A) and (B)
The net dynamic force acting on the shaft is equal to zero
The net couple due to the dynamic forces acting on the shaft is equal to zero
None of these

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