The ratio of magnetic induction along the axis to magnetic induction along the equator of a magnet is

Magnetic field lines

A compass needle is placed at the magnetic pole. It

Magnetic lines of force originate from …………… pole and end at …………….. pole outside the magnet.

Two isolated point poles of strength 30 A-m and 60 A-m are placed at a distance of 0.3 m. The force of repulsion between them is

A large magnet is broken into two pieces so that their lengths are in the ratio 2:1. The pole strengths of the two pieces will have the ratio

A magnetic dipole has magnetic length 10 cm and pole strength 100 Am. Its magnetic dipole moment is ………………. $A{m}^{2}Am^2$.

The geometric length of a bar magnet is 5 cm. Then magnetic length will be.....

The angle of dip at the equator is

The angle of dip at the magnetic poles of the earth is