A bar magnet when placed at an angle of `30^(@)` to the direction of magnetic field field induction
Channel: Doubtnut
Date: 19/01/2020

A bar magnet when placed at an angle of `30^(@)` to the direction of magnetic field field induction of `5xx10^(-2)T`, experiences a moment of couple `25xx10^(-6) N-m`. If the length of the magnet is 5cm its pole strength is