1.

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)

Answer»

79.8 N
97.8 N
72.8 N
85.7 N

Answer :C


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