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By Jon Rose & George Stanton. Loudspeakers use an electromagnet to create waves which turns into sound.

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Presentation on theme: "By Jon Rose & George Stanton. Loudspeakers use an electromagnet to create waves which turns into sound."— Presentation transcript:

1 By Jon Rose & George Stanton

2 Loudspeakers use an electromagnet to create waves which turns into sound.

3 On the tape there is iron dust, when someone is recording then the magnet is going over that tape and moving the iron dust to make a signal, which records the sound.

4 A magnet crane is a crane that uses an electromagnet to lift cars in a junk yard. It strengthens the magnet to lift and weakens it to drop.

5 An electromagnet lock is a lock the makes a strong magnet field to keep the door closed.

6 An old-fashioned doorbell used an electromagnet that was rapidly turned on and off to pull a clanger against a bell.

7 A maglev train is a train that levitates over maglev track, which uses magnets. There are two main types of maglev trains in the world. The Japanese JR- Maglev train which can go up to 581 km/h. And the German Transrapid train which is designed to go up to 500 km/h. The first maglev train to operate on a schedule was in Birmingham but close 1995 as it was to expensive. The government may open a maglev line between London And Scotland. JR-Maglev Transrapid

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