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A stone of mass 50 g is tied to the end ...

A stone of mass 50 g is tied to the end of a string 2 m long and is set into rotation in a horizontal circle with a uniforn speed of `2m//s` .Then tension in the string is

A

0.1 N

B

0.2 N

C

0.4 N

D

0.8 N

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The correct Answer is:
A
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