The geometric length of a bar magnet is `24cm`. The length of the magnet is

Magnetic length of a bar magnet is

Magnetic length of a bar magnet is

The northk and south poles of a bar magnet are situated 0.4 cm inside from the geometric ends of the magnet. If the geometric length of the magnet is 6 cm, then its effective length is ________ mm.

The ratio of the magnetic fields at distances 30 cm and 60 cm respectively from the center of a bar magnet is 25 : 2 . Determine the length of the magnet .

Compute the magnetic length of a uniform bar magnet if the geometrical length of the magnet is 12 cm. Mark the positions of magnetic pole points.

The magnetic moment of a bar magnet is 2A m2. if the magnetic length of the bar magnet is 5 cm, determine the force acting on it an external magnetic field of strength 0.6 T.

The effective length of a bar magnet is equal to _____