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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