Theory of Machine
The periodic time of a compound pendulum is __________ when the distance between the point of suspension and the center of gravity is equal to the radius of gyration of the body about its center of gravity.

None of these
Minimum
Zero
Maximum

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Theory of Machine
Angle of ascent of cam is defined as the angle

During which the follower returns to its initial position
Moved by the cam from the instant the follower begins to rise, till it reaches its highest position
Through which the cam rotates during the period in which the follower remains in highest position
Of rotation of the cam for a definite displacement of the follower

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