3 Two identical point charges are fixed at x a and x a on

Last updated: 6/12/2023

3 Two identical point charges are fixed at x a and x a on the x axis Another point charge Q is placed at the origin The change in the electric potential energy of Q when it is displaced by a small distance x along the x axis is approximately proportional to lloa pnitoubno 1 x ger 3 X3 x3 2 x2 4 X S