Theory of Machine
In railway axle boxes, the bearing used is

Cylindrical roller bearing
Double row spherical roller bearing
Double row self aligning ball bearing
Deep groove ball bearing

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Theory of Machine
Power of a governor is the

Mean force exerted at the sleeve for a given percentage change of speed
Mean force exerted at the sleeve for maximum equilibrium speed
Work-done at the sleeve for maximum equilibrium speed
None of these

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Theory of Machine
The direction of Coriolis component of acceleration is the direction

Along tangential acceleration
Of relative velocity vector for the two coincident points rotated by 90° in the direction of the angular velocity of the rotation of the link
Along perpendicular to angular velocity
Along the centripetal acceleration

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Theory of Machine
Pitch point on a cam is

Any point on pitch circle
Any point on pitch curve
The point on cam pitch curve having the minimum pressure angle
The point on cam pitch curve having the maximum pressure angle

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