The magnetic dipole moment of a bar magn...

The magnetic dipole moment of a bar magnet is directly proportional to volume of the bar magnetic . You are given a bar magnet of length I , magnetic pole strength m and magnetic dipole moment M . What will be the effect on dipole moment and pole strength if the bar magnet is cut into the two equal pieces ?
(i) Along it length ?
(ii) Transverse to its length ?

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