A semicircular magnet of moment `4Am^2` is straightened then the new magnetic moment will be

Unit of magnetic moment is

Magnetic moment of the lap

Unit of magnetic dipole moment is

A coil with magnetic moment 1.45 A -m^2 is oriented initially with its magnetic moment antiparallel to a uniform 0.835 T magnetic field. What is the change in potential energy of the coil when it is rotated 180^@ so that its magnetic moment is parallel to the field?

An iron rod of length L and magnetic moment M is bent in the form of a semicircle. Now its magnetic moment will be

Magnetic moment of a current carrying square loop be M . If it is converted in form of circle and same current is passed through it then find the new magnetic moment.

Magnetic moment of a current carrying square loop be M . If it is converted in form of circle and same current is passed through it then find the new magnetic moment.

A long thin magnet of moment M is bent into a semi circle. The decrease in the magnetic moment is

A magnetic wire of dipole moment 4pi Am^(2) is bent in the form of semicircle. The new magnetic moment is

Time period of a bar magnet oscillating in earth's magnetic field is T. Its magnetic moment is M. Now, a bar magnet of magnetic moment 2M is brought near it. The new time period will be