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A body of mass m = 10 kg is attached to ...

A body of mass m = 10 kg is attached to a wire of length 0.3m. The maximum angular velocity with which it can be rotated in a horizontal circle is (Given, breaking stress of wire `= 4.8 xx 10^(7) Nm^(-2)` and area of cross-section of a wire `= 10^(-6) m^(2)`)

A

`4 rads^(-1)`

B

`8 rads^(-1)`

C

`1 rads^(-1)`

D

`2 rads^(-1)`

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The correct Answer is:
A
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