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A block of sqrt(3)kg is attached to a st...

A block of `sqrt(3)kg` is attached to a string whose other end is attached to the wall.An unknown force `F` is applied so that the string makes an angle of `30^(@)` with the wall.The tension `T` is :

A

`25 N`

B

`15 N`

C

`10 N`

D

`20N`

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The correct Answer is:
D
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