Uniform Angular Acceleration Kinematics

00:00 1 marks

A wheel starts from rest and accelerates uniformly with angular acceleration $\alpha$. What is the angular displacement $\Delta\theta$ after time $t$?

A

$\alpha t$
B

$(1/2)\alpha t^2$
C

$\alpha t^2$
D

$2\alpha t$

Hint Hint

Hint

Recall the rotational kinematic equations. Which one relates angular displacement, initial angular velocity, angular acceleration, and time?

Answer Answer
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Explanation Explanation
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Answer Answer

Complete Answer

$(1/2)\alpha t^2$

Mark Scheme Mark Scheme

Answer Explanation Answer Explanation

Examiner Tips Examiner Tips

Common Errors Common Errors

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