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Question 6145
NEET Physics · Hard

System of Particles & Rotational Motion: Rotational KE MCQ

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Rotational KEHardQuestion 6145

Question

Work done by torque τ for angular displacement θ:
  1. A
    τ/θ
  2. B
    τθ
    Correct
  3. C
    τ²θ
  4. D
    τ/θ²

Correct answer

τθ

Explanation

Rotational work W = τ × θ = τθ. Analogous to W = F×d.

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