A particle is revolving in a circle of radius r. if the force acting on it is inversely proportional to r, then the time period is proportional to Ans : R
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Since the particle is revolving in a circle, d=2πR.
As centripetal force=mv²/R is the only force acting, v is constant.
Thus, as T=d/v=2πR/v
i.e., directly proportional to R as 2,π, v are constants.
As centripetal force=mv²/R is the only force acting, v is constant.
Thus, as T=d/v=2πR/v
i.e., directly proportional to R as 2,π, v are constants.
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