Machine Design
In cylindrical cams, the follower moves

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

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Machine Design
In composite or reverse laid ropes

Wires are not twisted
Direction of twist of wires in strands is opposite to the direction of twist of strands
Direction of twist of wires and strands are same
Wires in two adjacent strands are twisted in opposite direction

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