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Static Friction

The controlli...

Question

The controlling force curves P, Q and R for a spring controlled governor are shown in the figure, where $r_{1}$ and $r_{2}$ are any two radii of rotation,
The characteristics shown by the curves are

A

P - Unstable: Q - Isochronous: R - Stable

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B

P - Stable: Q - Isochronous; R - Unstable

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C

P - Stable: Q-Unstable: R - Isochronous

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D

P - Unstable: Q - Stable: R - Isochronous

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Solution

The correct option is A P - Unstable: Q - Isochronous: R - Stable

P - Unstable: Q - Isochronous: R - Stable

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