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Question 30365
JEE Physics · Medium

Rigid Body Dynamics: JEE — Pure Rolling Velocity MCQ

Solve this quality-checked JEE multiple-choice question, then review the correct answer and explanation.

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JEE — Pure Rolling VelocityMediumQuestion 30365

Question

A solid sphere (radius R) rolls without slipping at centre-of-mass speed v. The speed of the topmost point is:
  1. A
    v
  2. B
    2v
    Correct
  3. C
    v/2
  4. D
    0

Correct answer

2v

Explanation

Velocity of top = v_cm + ωR = v + v = 2v (translational + rotational components both forward).

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