What are the uses of Electromagnets?
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The uses of electromagnets are :-
- Electromagnets are used to separate iron
- scrap from the junk in industries.
- Doctors use very small but strong
electromagnets to remove iron dust from
a patient's eyes.
- Electromagnets are used in the receivers
of telephones.
- Electromagnets are a compulsory part of
the picture tubes of television and
computer screens. They help in the image
formation on the screen.
• Electromagnets are used in electric motors.
- There are a number of electromagnets in a car which help in moving of different parts and generator electricity as well.
- Electromagnet are used in relay switch . Relay switches allow a small current to switch our larger current 'on'or 'off'.
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Electromagnets are very widely used in electric and electromechanical devices, including:
Motors and generators.
Transformers.
Pickups.
Relays.
Electric bells and buzzers.
Loudspeakers and headphones.
Actuators such as valves.
Magnetic recording and data storage equipment: tape recorders, VCRs, hard disks.
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