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A point mass ...

Question

A point mass m is suspended from a light thread of length l, fixed at O, is whirled in a horizontal circle at constant speed as shown. From your point of view, stationary with respect to the mass, the forces on the mass are

A

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B

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C

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D

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Solution

The correct option is C
T = tension, W = weight and F = centrifugal force.

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