NEET Physics · Medium

System of Particles & Rotational Motion: Rotational Dynamics MCQ

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

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Rotational DynamicsMediumQuestion 6153

Question

Newton's 2nd law for rotation: τ = Iα. Here α is:
  1. A
    Linear acceleration
  2. B
    Angular velocity
  3. C
    Angular acceleration
    Correct
  4. D
    Moment of inertia

Correct answer

Angular acceleration

Explanation

τ = Iα, where α is angular acceleration (rad/s²).