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A stone of mass 1kg tied to a light inex...

A stone of mass 1kg tied to a light inextensible string of length `L=10m` is whirling in a circular path of radius `L` in vertical plane. If the ratio of the maximum tension in the string to the minimum tension in the string is 4 and if `g` is taken to be `10ms^(-2)` , the speed of the stone at the highest point of the circle is.

A

`5sqrt2m//s`

B

`20m//s`

C

`10m//s`

D

`10sqrt3m//s`

Text Solution

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The correct Answer is:
C
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