100.Two identical magnetic dipole P and Q of moment M each,placed at a separation 2d,with their axis parallel to each other. The magnetic fields midway (M) between the dipoles is Bo. If one of them turned about centre by 90', magnetic field at M is

100.Two identical magnetic dipole P and Q of moment M each,placed at a

1.	100.Two identical magnetic dipole P and Q of moment M each,placed at a separation 2d,with their axis parallel to each other. The magnetic fields midway (M) between the dipoles is Bo. If one of them turned about centre by 90', magnetic field at M is
Answer» 100.Two identical magnetic dipole P and Q of moment M each,placed at a separation 2d,with their axis parallel to each other. The magnetic fields midway (M) between the dipoles is Bo. If one of them turned about centre by 90', magnetic field at M is