Magnetic moment of two bar magnets may be compared with the help of

The magnetic moment of two magnets can be compared using.

Define magnetic moment of a bar magnet .

Magnetic moment of bar magnet is M. The work done to turn the magnet by 90^(@) of magnet in direction of magnetic field B will be

The magnetic moment of a bar magnet is equal to the moment of couple when magnet is kept

The magnetic moment of a bar magnet is equal to the moment of couple when magnet is kept

Magnetic moment of a bar magnet is equal to a moment of a couple which is required to keep it