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A wheel of moment of inertia 2.0 xx 10^3...

A wheel of moment of inertia `2.0 xx 10^3 kgm^2` is rotating at uniform angular speed of `4 rads^-1`. What is the torque required to stop it in one second.

A

`8xx10^(2)Nm`

B

`8xx10^(4)Nm`

C

`8xx10^(3)Nm`

D

`8xx10^(5)Nm`

Text Solution

Verified by Experts

The correct Answer is:
C
`tau = I alpha = I (omega)/(t)`
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