The rear wheels of an automobile are rotating with an angular velocity of 14 rev/sec which is reduced to 38 rad/sec in 5 seconds when brakes are applied. Its angular acceleration is | ClassNotes | Ace Your Exams

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Sep 18, 2022

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The rear wheels of an automobile are rotating with an angular velocity of 14 rev/sec which is reduced to 38 rad/sec in 5 seconds when brakes are applied. Its angular acceleration is:

Difficulty: Easy

A:

5 $rad/sec^{2}$

B:

-10 $rev/sec^{2}$

C:

-10 $rad/sec^{2}$

D:

-5 $rev/sec^{2}$

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