Theory of Machine
A kinematic chain is known as a mechanism when

None of the links is fixed
None of these
One of the links is fixed
Two of the links are fixed

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Theory of Machine
Cam angle is defined as the angle

Of rotation of the cam for a definite displacement of the follower
Through which, the cam rotates during the period in which the follower remains in the highest position
During which the follower returns to its initial position
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
Sensitiveness of the governor is defined as the ratio of the

Sum of the maximum and minimum equilibrium speeds to the mean speed
Mean speed to the minimum equilibrium speed
Difference of the maximum and minimum equilibrium speeds to the mean speed
Mean speed to the maximum equilibrium speed

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