Three charges are placed as shown . Find dipole moment of the arrangements .
(a)

Four charge particles of chagres -q,-q,-q and 3q are placed at the vertices of a square of side a as shown. The magnitude of dipole moment of the arrangement is 2^(n//2) qa where n is ______.

Four charge particles of chagres -q,-q,-q and 3q are placed at the vertices of a square of side a as shown. The magnitude of dipole moment of the arrangement is 2^(n//2) qa where n is ______.

Dipole moment is shown by

Dipole moment is shown by

Dipole moment is shown by

Dipole moment is shown by