Machine Design
In radial cams, the follower moves

In any direction irrespective of cam axis
Along the cam axis
In a direction parallel to the cam axis
In a direction perpendicular to the cam axis

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Machine Design
Cap screws are

Provided with detachable caps
Used to prevent relative motion between parts
Similar to small size tap bolts except that a greater variety of shapes of heads are available
Slotted for a screw driver and generally used with a nut

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Machine Design
A bolt of uniform strength can be developed by

Keeping the core diameter of threads equal to the diameter of unthreaded portion of the bolt
None of these
Keeping the core diameter smaller than the diameter of the unthreaded portion
Keeping the nominal diameter of threads equal to the diameter of unthreaded portion of the bolt

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