A magnet whose poles are 12 cm apart is placed in the magnetic meridian. The field due to
Channel: Doubtnut
Date: 2021-11-02

A magnet whose poles are 12 cm apart is placed in the magnetic meridian. The field due to this magnet counterbalances the earth's horizontal field `(H = 30 Am^(-1))` at a point 10 cm from each pole. Find the pole strength of the magnet.