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A wheel of the radius 0. 4 m can rotate ...

A wheel of the radius 0. 4 m can rotate freely about its axis. A string is wrapped over its rim and a mass of 4 kg is hung. An angular acceleration of `8 rad s^(-2)` is produced in it due to the torque. Then, the moment of inertia of the wheel is ( `g = 10 m s^(-2)`)

A

`2" kg - m"^(2)`

B

`1" kg - m"^(2)`

C

`1.36" kg - m"^(2)`

D

`8" kg - m"^(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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