A charge Q is carried from A point a (r,135°) to point B(r,45°) following a path which is a quadrant of circle of radius r. If the dipole moment is P then find out the work done by external agent
A charge Q is carried from A point a (r,135°) to point B(r,45°) following a path which is a quadrant of circle of radius r. If the dipole moment is P then find out the work done by external agent