Two identical rings `P and Q` of  radius `0.1 m` are mounted coaxially at a distance
Channel: Doubtnut
Date: 26/07/2020

Two identical rings `P and Q` of  radius `0.1 m` are mounted coaxially at a distance `0.5 m` apart. The charges on the two rings are `2 mu C and 4 mu C`, respectively. The work done in transferring a charge of `5 mu C` from the center of P to that of Q is.