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Question 6162
NEET Physics · Medium

System of Particles & Rotational Motion: Rolling Motion MCQ

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Rolling MotionMediumQuestion 6162

Question

A disc rolls without slipping on level ground. Ratio of KE_rotation to total KE:
  1. A
    1/2
  2. B
    1/3
    Correct
  3. C
    2/3
  4. D
    1/4

Correct answer

1/3

Explanation

KE_rot = ¼Mv². KE_total = ¾Mv². Ratio = (1/4)/(3/4) = 1/3.

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