A rubber band of length l has a stone of mass m tied to its one end. It is whirled with…
Physics · JEE Advanced · NTA Exams — Rotational Motion
A rubber band of length l has a stone of mass m tied to its one end. It is whirled with speed v so that the stone describes a horizontal circular path. The tension T in the rubber band is -
- zero
- mv2 /l
- > (mv2)/l
- < mv2 /l
Answer
(D) 2 /l
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