Question

What is electromagnetism and how does it work?

Answer 1

Answer:

Electromagnetism. An electromagnet is a type of magnet in which the magnetic field is produced by an electric current. They are often used instead of permanent magnets when a deep and strong magnetic field is necessary. ... As long as an electric current flows through the coil, the core remains magnetic...

Hope this helps u ✨

Answer 2

Answer:

Explanation:

Electromagnetism. An electromagnet is a type of magnet in which the magnetic field is produced by an electric current. They are often used instead of permanent magnets when a deep and strong magnetic field is necessary. ... As long as an electric current flows through the coil, the core remains magnetic.

hope it helps..