What is electromagnet ? Where it is used. Answer in short please
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An electromagnet is a device that sends electricity through a coil of wire to produce a magnetic field. ... Electromagnets are used in millions of devices around the world, from hard disk drives and MRI machines, to motors and generators.
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The magnet made by using electric current is called an electromagnet it is only made from iron
They are used in 1 loudspeaker 2 electric motor 3 they are used lifting heavy loads with powerful electromagnet
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