Physics, asked by shamashad, 1 year ago

prove a bar magnet is equivalent to a current carrying solenoid

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Answered by jiyant

Bar magnet as an equivalent solenoid:Asolenoid is a long wire and in a close packed helix and carrying a current " i". ... The field lines emerging from one face of the solenoidand entering into the other face.We can calculate the axial field of a finite solenoid as solvent in the above figure.

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