defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Physics Electric Potential Electric Potential and Electric Potential Energy
Four-point charges -Q, -q, 2q, and 2Q are placed, one at each corner of the square. The relation between Q and q for which the potential at the center of the square is zero is
1
\(Q = \frac{1}{q}\)
2
Q = -q
3
\(Q = - \frac{1}{q}\)
4
Q = q