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In the figure the masses of the blocks A...

In the figure the masses of the blocks A and B are same and each equal to m. The tensions in the strings OA and AB are `T_(2)` and `T_(1)` respectively. The system is in equilibrium with a constant horizontal force mg on B. The tension `T_(1)` is :-

A

mg

B

`sqrt(2) mg`

C

`sqrt(3)mg`

D

`sqrt(5)mg`

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The correct Answer is:
B
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