JEE Physics · Easy

Circular Motion: Angular Acceleration MCQ

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

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Angular AccelerationEasyQuestion 30607

Question

Angular acceleration α is defined as:
  1. A
    dω/dr
  2. B
    dω/dt
    Correct
  3. C
    dθ/dt
  4. D
    d²θ/dr²

Correct answer

dω/dt

Explanation

Angular acceleration α = dω/dt = d²θ/dt². Its SI unit is rad/s².