Theory of Machine
The mechanism consisting of three turning pairs and one sliding pair, is called a

Single slider crank chain
Whitworth quick return motion mechanism
All of these
Crank and slotted lever quick return motion mechanism

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Theory of Machine
A point B on a rigid link AB moves with respect to A with angular velocity ω rad/s. The total acceleration of B with respect to A will be equal to

Vector sum of tangential component and Coriolis component
Vector sum of radial component and Coriolis component
Vector difference of radial component and tangential component
Vector sum of radial component and tangential component

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Theory of Machine
In a cone pulley, if the sum of radii of the pulleys on the driving and driven shafts is constant, then

Both open belt drive and crossed belt drive is recommended
The drive is recommended depending upon the torque transmitted
Crossed belt drive is recommended
Open belt drive is recommended

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