Theory of Machine
Effort of a governor is the

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

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Theory of Machine
The relation l = (2/3).(j + 2) apply only to kinematic chains in which lower pairs are used. This may be used to kinematic chains in which higher pairs are used, but each higher pair may be taken as equivalent to

Two lower pairs and one additional link
Any one of these
Two lower pairs and two additional links
One lower pair and two additional links

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Theory of Machine
In a mechanism, the fixed instantaneous centers are those centers which

None of the listed here
Moves as the mechanism moves, but joints are of permanent nature
Vary with the configuration of the mechanism
Remain in the same place for all configurations of the mechanism

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