In the part of the phone that you talk in to there is a diaphragm that vibrates so it can change the vibration into digital signals.
Telephones'
Answer 1If I understand your question, I think you are talking about the earpiece "speaker." If so, then that electromagnet converts voice frequency electrical pulses to sound by moving the diaphragm in the speaker.
Telephones were invented in 1876. No major milestone in telephones happened in 2000.
Every single country on earth has telephones.
5,4546,3545.3 telephones
Telephones are about instant communication with other people wherever they are.
Telephones can able to communicate with other telephones through Public Switched Telephone Network, which transmit voice signal over circuit switching technology.
Wireless telephones are also known as mobile telephones. Examples of wireless telephones are Apple iPhones, HTC phones and Samsung Galaxy tablet/phones.
it is called the diaphram.
The diaphragm is not made out of bone, but the diaphragm is a muscle.
Yes, there are millions of telephones and cell phones in Egypt.
The muscle you are referring to is the diaphragm. It also separates the thoracic cavity from the abdominopelvic cavity.