question_answer 12)

A short bar magnet has a magnetic moment of . Give the direction and magnitude of the magnetic field produced by the magnet at a distance of 10 cm from the centre of the magnet on (a) the axis, (b) the equatorial lines (normal bisector) of the magnet.  

Answer:

On axis                                 G along S-N direction.                 On equatorial line.                 Using we get                 along N-S direction.