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A 2kg stone at the end of a string 1 m l...

A 2kg stone at the end of a string 1 m long is whirled in a verticle circle at a constant speed of 4`m//s`. The tension in the string will be 52N when the stone is (Take g=10`m//s^2`)

A

bottom

B

highest point

C

midway

D

horizontal position

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