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A mass m=1 kg hangs from the wheel of r...

A mass m=1 kg hangs from the wheel of radius R=1 m .When released from rest the mass falls through a height h= 2 m in 1 second.The moment of inertia of the wheel is [g=10 m/`s^`2 ]

A

`2.6 kg m^(2)`

B

`3.6 kgm^(2)`

C

`1.5kgm^(2)`

D

`3.0kgm^(2)`

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A
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