Question

What is electromagnet?

Answer 1

When an electric current flows in a wire it creates a magnetic field around the wire.it is electromagnet

Answer 2

Answer:

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what is electromagnet?

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An electromagnet is a magnet that runs on electricity.

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.