When a current is passed through a coil of wire with a piece of iron inside (an electromagnet,a commutator) is formed?

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asked Apr 21, 2017 168k views

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AtomSmasher · Answer 1 · 2017-04-27T05:23:56+0000

when a current is passed through a coil of wire with a piece of iron inside, the one that will be formed is :
an electromagnet
It happens when a soft metal core made into magnet by passage of electric current

hope this helps

When a current is passed through a coil of wire with a piece of iron inside (an electromagnet,a commutator) is formed?

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