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A weightless thread can support tension ...

A weightless thread can support tension up to `30N.A` particle of mass `0.5kg` is tied to it and is revolved in a circle of radius `2m` in a verticle plane. If `g=10m//s^(2)`, then the maximum angular velocity of the stone will be

A

5`rad//s`

B

`sqrt(30)rad//s`

C

`sqrt(60)rad//s`

D

`10rad//s`

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The correct Answer is:
A
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