Why is an iron core needed in an electromagnet?

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12-01-2017
Physics

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Why is an iron core needed in an electromagnet?

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MissPhiladelphia MissPhiladelphia · Answer 1 · 2017-01-20T02:56:19+01:00

MissPhiladelphia MissPhiladelphia

20-01-2017

An iron core is needed in an electromagnet because it serves to increase the magnetic field created. It has a ferromagnetic properties. An electromagnet is essentially just a battery attached to a coil of wire wrapped around a metalcore.

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