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Sahay Sir > Question Answers > Arihant Physics by D.C Pandey > Volume 2 > Chapter 2 - Electrostatic Potential and Capacitance > Let a total charge 2Q be distributed in a sphere of radius R, with the charge density given by , ρ(r)=kr, where r is the distance from the centre. Two charge A and B, of –Q each, are placed on diametrically opposite points, at equal distance, a from the centre. If A and B do not experience any force, then:

Let a total charge 2Q be distributed in a sphere of radius R, with the charge density given by , ρ(r)=kr, where r is the distance from the centre. Two charge A and B, of –Q each, are placed on diametrically opposite points, at equal distance, a from the centre. If A and B do not experience any force, then:

a from the centre. If A and B do not experience any force are placed on diametrically opposite points at equal distance Let a total charge 2Q be distributed in a sphere of radius R of –Q each then where r is the distance from the centre. Two charge A and B with the charge density given by ρ(r)=kr