Question

Show that a current carrying solenoid is equivalent to a bar magnet.

Answer 1

Answer:

Derivation of Bar Magnet as an Equivalent Solenoid

By calculating the axial field of a finite solenoid carrying current, bar magnet can be demonstrated as a solenoid. ... Considering a small element of thickness dx of the solenoid at distance x from O such that OP = r.

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Explanation:

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