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A uniform rod of length l and mass m is ...

A uniform rod of length `l` and mass `m` is free to rotate in a vertical plane about `A` as shown in Fig. The rod initially in horizontal position is released. The initial angular acceleration of the rod is

A

`(3g)/(2 l)`

B

`(2 l)/(3 g)`

C

`(3g)/(2 l^(2))`

D

`"mg" (l)/(2)`

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A
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