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A thin metal rod of length 0.5 m is vert...

A thin metal rod of length `0.5 m` is vertically straight on horizontal floor. This rod is falling freely to a side without slipping. The angular velocity of rod when its top end touches the floor is (nearly)

A

`7 rads^(-1)`

B

`4.2 rads^(-1)`

C

`3.5 rads^(-1)`

D

`2.1 rads^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
A
`Mgl/2=1/2Iomega^(2)`
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