Four point charges each of are kept at the corners of a square of side

PHYSICS · Subjective · AP · Physics 2: Algebra-based · Electric Force Field and Potential · Electric Force Field and Potential

Problem

Four point charges each of

+5\,\mu\text{C}

are kept at the corners of a square of side

0.20\,\text{m}

. Calculate the magnitude and state the direction of the net electrostatic force on the charge placed at the top-left corner of the square.