Two small spheres, each having a mass of 20 g, are suspended form a common point by two insulating
Channel: Doubtnut
Date: 2020-07-12

Two small spheres, each having a mass of 20 g, are suspended form a common point by two insulating strings of length 40 cm each. The spheres are identically charged and the speration between the balls at equilibrium is found to be 4 cm . Find the charge on each sphere.