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in Physics by (24.9k points)
An iron ring having 500 turns of wire and mean diameter of 12 cm carries a current of 0.3 A. The relative permeability of iron is 600. What is the magnetic flux density in the core ? What is the magnetisation field intensity ? What part of the density is due to the electronic loop currents in the core ?

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1 Answer

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Correct Answer - `0.3 Wbm^(-1) 397.9 A "turns" m^(-1), 0.2995 Wbm^(-2)`

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