How does an electric bell work using electromagnets? Electromagnets have a wide range of uses in all sorts of devices. Can you think of some devices from everyday life where we use electromagnets? Electromagnets are used in cranes to pick up cars in scrapyards and also to separate iron from garbage dump. They are also used in loudspeakers, telephones, and in electric motors … [Read more...] about How does an electric bell work using electromagnets?