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A 0.4 kg body is rotated with a constant...

A 0.4 kg body is rotated with a constant angular speed of 2 rps in a verticle circle of radius 1.2 m with the help of a string. The tension in the string when it is at the highest point is `(g = 10 ms^(-2) and pi^(2) = 10)`

A

79.8 N

B

97.8 N

C

72.8 N

D

85.7 N

Text Solution

Verified by Experts

The correct Answer is:
C
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