Theory of Machine
The component of the acceleration, perpendicular to the velocity of the particle, at the given instant is called

Radial component
Coriolis component
None of these
Tangential component

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

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 the highest position
During which the follower returns to its initial position
Of rotation of the cam for a definite displacement of the follower

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