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MHT CET Physics question

PhysicsLaws of MotionMHT CET

A ball of mass 0.12 kg is being whirled in a horizontal circle at the end of string 0.5 m long. It is capable of making 231 revolutions in one minute. The breaking tension of the string is

Answer: (D)

Solution

and $T = mω^2r =

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Question ID VK-040657