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A wheel of moment of inertia 5xx10^(-3) ...

A wheel of moment of inertia `5xx10^(-3)` `kgm^2` is making 20 revolutions per second.It is stopped in 20 second. Then angular retardation is

A

`pi`radian/`s^2`

B

`2pi`radian/`s^2`

C

`4pi` radian/`s^2`

D

`8pi` radian/`s^2`

Text Solution

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The correct Answer is:
A
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