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Question 5340
NEET Physics · Hard

Motion in a Plane: Advanced Circular Motion MCQ

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Advanced Circular MotionHardQuestion 5340

Question

For circular motion, the work done by centripetal force in one revolution is:
  1. A
    2πmv²/r
  2. B
    mv²/r
  3. C
    Zero
    Correct
  4. D
    mv²r

Correct answer

Zero

Explanation

Centripetal force is always perpendicular to velocity. Work = F·d·cos90° = zero.

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