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If the net external forces acting on the...

If the net external forces acting on the system oif particles is zero, then which of the following may vary?

A

Momentum of the system

B

Velocity of center of mass

C

Position of center of mass

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
D
The center of mass under the given condition may be at rest or may be moving with constant velocity.
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