Question

what is use of magnet inside the telephone​

Answer 1

Answer:

This is helpful for transferring our voice like earphone magnet does.

Answer 2

Answer:

See Explanation

Explanation:

electromagnet is used in the earpiece of a telephone. ...

When you speak to a friend through the telephone, your sound will be converted into electric current by the mouthpiece of the telephone.

The current produced is a varying current and the frequency of the current will be the same as the frequency of your sound.