Theory of Machine
A Hartnell governor is a

Inertia governor
Spring loaded governor
Dead weight governor
Pendulum type governor

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Theory of Machine
Hammer blow

Varies inversely with the square of the speed
Varies as the square root of the speed
Is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses.
Is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses

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