шɧศt ıร ศŋ εɭεɕtгσɱศɢŋεt? шгıtε ıtร tɧгεε นรεร.
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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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Electromagnets are made out of a coil of wire (wire curled in series). This is more effective in producing a magnetic field than just a wire running straight. This effect can be strengthened by winding a wire tightly around a powerful core, made of magnetic material, such as iron. The picture above shows a coil wound around an iron nail. On its own, the iron nail is not magnetic.
Uses of Electromagnets
Uses of ElectromagnetsSome electromagnet uses are given in the points mentioned below:
- Particle Accelerators
- Amplifiers
- Magnetic Separation
......... I hope you understand..... brother
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