A fixed ring of radius R is having uniformly distributed

Last updated: 5/28/2023

A fixed ring of radius R is having uniformly distributed charge Q over its circumference A charge q of opposite nature and mass m is kept on its axis at a distance a R from the centre of ring If charge is released from rest then minimum time after which it will pass through centre of the ring will be Effect of gravity is k considered to be negligible K 1 mR 2 kQq 3 2T mR 2 4 1 4 E mR kQq mR AN kOg