Positive charges of 6,12 and 24 nC are placed at the thre vertices of a square. What charge must be placed at fourth vertex so that total potential at the centre of the square is zero?

Charges 2mC, 4mC and 6mC are placed at the three corners A, B and C respectively of a square ABCD of side x metre. Find, what charge must be placed at the fourth corner so that the total potential at the centre of the square is zero.

Charges 5mC, 4inC and 6mC are placed at the three corners A, B and C respectively of a square ABCD of side X metre. Find, what charge must be places at the fourth corner so that the total potential at the centre of the square is zero.

Four particles each of mass m are placed at the vertices of a square of side l. the potential at the centre of square is

Four particles each of mass m are placed at the vertices of a square of side l. the potential at the centre of square is

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 centre of the square is zero is

Four point charges -Q, -q, 2q and 2Q are placed, one at each comer of the square. The relation between Q and q for which the potential at the centre of the square is zero is.

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 centre of the square is zero is

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 centre of the square is zero is

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 centre of the square is zero is :