The magnetic potential at a point due to pole of strength m at a distance r is

The intensity of magnetic field due to an isolated pole of strength m at a pont distant r from it will be proportional to

The intensity of magnetic field due to an isolated pole of strength m at a pont distant r from it will be proportional to

The pole strength of a magnet is

The pole strength of a magnet is

A long bar magnet has a pole strength of 10 Am . Find the magnetic field at a point on the axis of the magnet at a distance of 5cm from the north pole of the magnet.

A long bar magnet has a pole strength of 10 Am . Find the magnetic field at a point on the axis of the magnet at a distance of 5cm from the north pole of the magnet.

A long bar magnet has a pole strength of 10 Am . Find the magnetic field at a point on the axis of the magnet at a distance of 5cm from the north pole of the magnet.

The magnetic potential at a point at a distance r from its centre along its axis is V.The magnetic potential at a point at the distance 2 r will be

Define pole strength of magnet.