What Is An Electromagnet And How Electromagnets Work?!

How Electromagnets WorkHow Electromagnets Work

An electromagnet is a type of magnet in which the magnetic field is produced by an electric current. The magnetic field disappears when the current is turned off.

The operate just like permanent magnets, however they require the presence of a flowing current. By passing a current through a wound coil of wire, north and south magnetic poles will form.

What Is An Electromagnet And How Electromagnets Work?!

Unlike a permanent magnet, the strength of an electromagnet can easily be changed by changing the amount of electric current that flows through it. The poles of an electromagnet can even be reversed by reversing the flow of electricity.

There are electromagnets all around you. They can be found in doorbells, telephones, radios, headphones, burglar alarms and many other everyday objects.

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