Question

What is an electromagnet? Write the name of four appliances in which it is used?

Answer 1

The magnets which are produced by passing the electric current through a coil like structure are called electromagnets.

It are mainly used in :-

1. Door bells
2. Electric motors
3. Cranes in scrap yards to separate iron material from the wastes.

I hope this will help you....

Answer 2

see the attachment for answer