A ring has a total mass `M` but non-uniformly distributed over its circumference. The radius
Channel: Doubtnut
Date: 02/08/2020

A ring has a total mass `M` but non-uniformly distributed over its circumference. The radius of the ring is `R`. A point mass `m` is placed at the centre of the ring. Workdone in taking away this point mass from ecntre to infinity is