Theory of Machine
The arrangement is called bevel gearing, when two __________ are connected by gears.

Parallel and coplanar shafts
Non-intersecting and non-coplanar shafts
Parallel and non-coplanar shafts
Intersecting and coplanar shafts

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Theory of Machine
Angle of action 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
Of rotation of the cam for a definite displacement of the follower
Moved by the cam from beginning of ascent to the termination of descent
Through which the cam rotates during the period in which the follower remains in the highest position

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Theory of Machine
Hammer blow

Is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses
Is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses.
Varies as the square root of the speed
Varies inversely with the square of the speed

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