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When is the work done by a force is po...

When is the work done by a force is positive and negative ?

A

becomes concave towards A

B

becomes convex towards B

C

either (A) or (B) depending on the size of A with respect to B.

D

remains in the initial position

Text Solution

Verified by Experts

The correct Answer is:
c
(C ) either (A) or (B) depending on the size of A with respect to B.
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