If a bar magnet of pole strength 'm' and magnetic
moment 'M' is cut equally 2 parts parallel to its
axis and 4 parts perpendicular to its axis then
the pole strength and magnetic moment of each
piece are respectively
m M m M m M m M
1) 20°202) 7 20 3) 5.20 4) 57
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Answer:
M=m×dipole length
...no value given in the question
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