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The work done by kinetic friction on a b...

The work done by kinetic friction on a body :

A

is always negative

B

is always zero

C

may be `+ve,-ve` or zero

D

is always positive

Text Solution

Verified by Experts

The correct Answer is:
C
Work done by kinetic friction on a body is may be `+ve,-ve` or zero.
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RESONANCE-DAILY PRACTICE PROBLEM-DPP No.33
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