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A stone tied to a rope is rotated in a vertical circle with uniform speed. If the difference between the maximum and minimum tensions in the rope is 20 N, mass of the stone (in kg) is (Take, 9 = 10 $m s^{- 2}$ ) [EAMCET 2013]

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detailed solution

Correct option is B

We know that, the difference between the maximum and minimum tensions in the rope,Tmax-Tmin=2mgHere, Tmax-Tmin=20Now, mass of the stone, m=202g=202×10=1 kg

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A stone tied to a rope is rotated in a vertical circle with uniform speed. If the difference between the maximum and minimum tensions in the rope is 20 N, mass of the stone (in kg) is (Take, 9 = 10 ms-2) [EAMCET 2013]

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Ready to Test Your Skills?

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A stone tied to a rope is rotated in a vertical circle with uniform speed. If the difference between the maximum and minimum tensions in the rope is 20 N, mass of the stone (in kg) is (Take, 9 = 10 $m s^{- 2}$ ) [EAMCET 2013]