PHYSICS · Subjective · CBSE · Physics · Electrostatic Potential and Capacitance · Electrostatic Potential and Capacitance
Problem
Three point charges, initially infinitely far apart, are placed at the corners of an equilateral triangle of side d. Two charges are identical and have charge q. If zero net work is required to place the three charges at the corners of the triangle, what must be the value of the third charge?