in a receiver
Yes, there is, but external magnets would damage the telephones if the magnet is strong enough. So don't go and try to place the telephone onto a neodymium magnet
Fridge,telephone, fan
it works by you eating your apple on the phone
yes. it uses them by when you answer the phone the electrical energy is reflected from your telephone wire to the person you are talking to's wire.
yes. it uses them by when you answer the phone the electrical energy is reflected from your telephone wire to the person you are talking to's wire.
'Magnet was first found one island named magnetia in Greece
The Magnet Train is found in Goldenrod and Saffron Cities.
A shepherd from Crete named Magnes was the one to find the magnet. The magnet was found in 600 B.C.
There is a magnet in the both the microphone and speaker. They change differences in air-pressure (in the microphone) to electrical pulses, and in the speaker, they cause the cone to vibrate - creating sound.
on the magnet
As I recall, Lodestone (magnetite) was found in a place named Magnesia, hence magnet.
voice coil, magnet, diaphram and signal core