Physics Work, Energy, Power and Collision Work Done by Constant and Variable Force MCQ (Single Correct)

Identify the false statement from the following:

A
Work-energy theorem is not independent of Newton’s second law
B
Work-energy theorem holds in all inertial frames
C
Work done by frication over a closed path is zero
D
Work done is a scalar quantity

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The correct answer is:
C

: Friction is a non-conservative force. Work done by a non-conservative force over a closed path is not zero.

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