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A nonzero external force on a system of ...

A nonzero external force on a system of particles. The velocity and the acceleration of the cente of mass are found to be `v_0 and a_0` at an instant t. It is possible that

A

`v_0=0, a_0=0`

B

`v_0=0, a_0!=0`

C

`v_0!=0,a_0=0`

D

`v_0!=0,a_0!=0`

Text Solution

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The correct Answer is:
B, D
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