An electromagnetic is often made of soft iron, that is temporarily magnetized by an electric current flowing through a coil that surrounds it.
How Does a Electromagnet Work?
makes elecricity flow through one end to the other.
Who Invented the Electromagnet?
How was the Electromagnet Invented?
The first electromagnet was a horseshoe-shaped piece of iron that was wrapped with a loosely wound coil of several turns. When a current was passed through the coil; the electromagnet became magnetized and when the current was stopped the coil was de-magnetized.
3 ways you use Elcetromagnets Daily
1) Light switch
3) Hard drive