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Question

When external forces acting on a body are zero, then its centre of mass


A

remains stationary

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B

moves with uniform velocity

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C

either remains stationary or moves with uniform velocity

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D

none of these

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Solution

The correct option is C

either remains stationary or moves with uniform velocity


When external forces acting on a body are zero, then its centre of mass either remains stationary or moves with uniform velocity.


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