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A body of mass 2 kg attached at one end ...

A body of mass `2 kg` attached at one end of light string rotated along a vertical circle of radius `2 m`. If the string can withstand a maximum tension of `140.6 N`, the maximum speed with which the stone can be rotated is

A

`22 m/s`

B

`44 m/s`

C

`33 m/s`

D

`11 m/s`

Text Solution

Verified by Experts

The correct Answer is:
`(4)`
`T_(max) = m(v^(2) /r + g)`
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NARAYNA-WORK , ENERGY & POWER -EXERCISE -1 (H.W)
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