Theory of Machine
Instantaneous center of rotation of a link in a four bar mechanism lies on

Right side pivot of this link
Left side pivot of this link
A point obtained by intersection on extending adjoining links
Can’t occur

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Theory of Machine
Oldham's coupling is the

Second inversion of single slider crank chain
Third inversion of double slider crank chain
Third inversion of slider crank chain
Second inversion of double slider crank chain

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

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

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Theory of Machine
A body in motion will be subjected to Coriolis acceleration when that body is

Restrained to rotate while sliding over another body
In plane motion which is a resultant of plane translation and rotation
In plane translation with variable velocity
In plane rotation with variable velocity

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