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Calculate the Magnitude of Magnetic Moment Associated with the Coil. - Physics

A circular coil of 300 turns and average area 5 * 10-3m2 carries a current of 15A. Calculate the magnitude of magnetic moment associated with the coil.

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Solution

No. of turns, n = 300

A = 5 × 10-3 m2

I = 15 A

For n turns, M = nIA

M = 300 × 15 × 5 × 10-3

M = 22.5 Am2

Hence, the magnitude of magnetic induction associated with the coil is 22.5 Am2.

Concept: Magnetic Dipole Moment of a Revolving Electron
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