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A small mass of 10 g lies in a hemispher...

A small mass of 10 g lies in a hemispherical blow of radius 0.5 m at a height 0.2 from bottom. With what angular velocity the bowl is rotated so that mass is in equilibrium ? (g= 10 `ms^(-2)`)

A

`(10)/(sqrt3)rads^(-1)`

B

`10rads^(-1)`

C

`sqrt3rads^(-1)`

D

`sqrt5rads^(-1)`

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The correct Answer is:
A
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