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A rod PQ of mass M and length L is hinge...

A rod `PQ` of mass `M` and length `L` is hinged at end `P`. The rod is kept horizontal by a massless string tied to point `Q` as shown in the figure. When string is cut, the initial angular accleration of the rod is.

A

`(3g)/(2L)`

B

`g/L`

C

`(2g)/L`

D

`(2g)/(2L)`

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A
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