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in Machine Dynamics by (34.3k points)
When the radius of rotation of balls ______________ as the equilibrium speed increases, the governor is said to be unstable.

(a) remains constant

(b) decreases

(c) increases

(d) none of the mentioned

The question was posed to me in unit test.

This question is from Porter Governor in section Governors of Machine Dynamics

1 Answer

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by (38.6k points)
The correct answer is (b) decreases

For explanation: A governor is said to be unstable, if the radius of rotation decreases as the speed increases.

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