HEYA PHYSICS MODS....
Chapter :- MAGNETISM
NEEDED Quality Answer....
Let r be the distance of a point on the axis of a bar magnet feom its centre.The magnetic field at r is always proportional to ____________.
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HEYA PHYSICS MODS....
Chapter :- MAGNETISM
NEEDED Quality Answer....
Let r be the distance of a point on the axis of a bar magnet feom its centre.The magnetic field at r is always proportional to ____________.
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Answer:
the answer is 1/r3