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The crank on it formed a generator and the field in the bell coil made it ring.

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17y ago
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15y ago

They used to.... Modern phones don't usually.

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13y ago

It is used for the soundwaves that come out of the ear piece :)

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11y ago

There are magnets in the handset. The one in the microphone converts your voice to an electrical signal, and the one in the earpiece converts electrical signals back into sound.

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Q: How does a telephone use electromagnets?
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Related questions

Does an iron box use electromagnets?

no there is no use of electromagnets in iron box


How do cat scans use electromagnets?

CAT Scan does not use electromagnets, its MRI (Magnetic Resonance Imaging) which uses Electromagnets to produce images of the patient's body.


Do ipods use electromagnets?

no


Where use electromagnets?

Inside of electric motors are electromagnets and permanent magnets. In a metal junk yard large electromagnets are used to pick up metal. In MRI's large electromagnets are used for imaging.


What can you use electromagnets for?

the window of the car


What do factories use electromagnets for?

yes


How are electromagnet usful?

Electromagnets are used in many ways. Televisions use electromagnets to direct the electron beam, whereas loudspeakers and earphones use electromagnets to push the diaphragm forwards.


4 ways how to use electromagnets?

Electromagnets are primarily used to produce electricity Any large scale facility with lots of instruments will definitely have electromagnets in it. Generators in the powerhouse uses big electromagnets to produce AC voltage which is then transported for the commercial or residential use.


How do you ancient Greeks use electromagnets?

The ancient Greeks understood magnets but since they did not have a source of electricity, they did not use electromagnets. They did make compasses.


Do compasses use electromagnets?

No. compasses use a complex spinner.


What industry use electromagnets?

Since electromagnets are used in most large electric motors,the answer is almost all industry.


Why do cranes use electromagnets instead of permanent magnets?

Electromagnets are stronger and weigh far less than permanent magnets.