This is a free preview. For full access
Electromagnet
Description
Electromagnet
An electromagnet is a magnet that is powered by electricity. It’s made by wrapping wire around a piece of metal (usually iron) and then running an electric current through the wire. When the current flows, it creates a magnetic field, turning the metal into a magnet. When the current stops, the magnetism goe...
Show More
Transcript
Have you ever seen a crane lift a car using just a giant magnet? That’s the power of an electromagnet!
An electromagnet is a special type of magnet made by wrapping a coil of wire, called a solenoid, around a metal bar.
When an electric current passes through the wire, it produces a magnetic field, turning the metal bar into a strong...
Show More
Tags
More videos by Standards
Show More