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A uniform rod of length L is free to rot...


A uniform rod of length `L` is free to rotate in a vertical plane about a fixed horizontal axis through `B`. The rod begins rotating from rest. The angular velocity `omega` at angle `theta` is given as

A

`sqrt( (6g)/(L)) sin theta`

B

`sqrt((6g)/(L)) sin ""( theta)/( 2)`

C

`sqrt((6g)/(L)) cos "" ( theta)/(2)`

D

`sqrt((6g)/( L)) cos theta `

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The correct Answer is:
B
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