STANDARDPhysics-Work, Energy and Power

STANDARD Physics Work-Energy Theorem MCQ Question

Type: MCQ-conceptual-Medium-Class 11

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 friction over a closed path is zero.

D

Work done is a scalar quantity.

Correct Answer

Option C

Detailed Explanation

Friction is a non-conservative force. Work done by a non-conservative force over a closed path is not zero. Hence, option (c) is a false statement. While all other statements are correct.

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