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Net external torque on a system of parti...

Net external torque on a system of particles about an axis is zero. Which of the following are compatible with it ?

A

the forces may be acting radially from a point on the axis

B

forces may be acting on the axis of rotation

C

force may be acting parallel to the axis of rotation

D

the torque caused by some forces may be equal and opposite to that caused by other forces

Text Solution

Verified by Experts

The correct Answer is:
A, B, C, D
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