Theory of Machine
The direction of linear velocity of any point on a link with respect to another point on the same link is

None of the listed here
At 45° to the link joining the points
Perpendicular to the link joining the points
Parallel to the link joining the points

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Theory of Machine
The maximum fluctuation of speed is the

Difference of minimum fluctuation of speed and the mean speed
Variations of speed above and below the mean resisting torque line
Sum of maximum and minimum speeds
Difference of the maximum and minimum speeds

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Theory of Machine
The Ackerman steering gear mechanism is preferred to the Davis steering gear mechanism, because

Both (A) and (B)
The Ackerman steering gear is most economical
Whole of the mechanism in the Ackerman steering gear is on the back of the front wheels
The Ackerman steering gear consists of turning pairs

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