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The angular speed of a motor wheel is in...

The angular speed of a motor wheel is increases from 1200 rpm to 3120 rpm in 16 seconds. The angular acceleration of the motor wheel is,

A

`2pi " rad " s^(-2)`

B

`4 pi " rad " s^(-2)`

C

`6 pi " rad "s^(-2)`

D

`8 pi " rad " s^(-2)`

Text Solution

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The correct Answer is:
B
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