Theory of Machine
The mechanism in which two are turning pairs and two are sliding pairs, is called a

Elliptical trammel
Double slider crank chain
All of these
Scotch yoke mechanism

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Theory of Machine
The maximum fluctuation of speed is the

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

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Theory of Machine
Inertia force acts

None of the listed here
Along the direction of acceleration force
Opposite to the direction of acceleration force
Perpendicular to the acceleration force

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