From A Land Line Telephone To Mobile Phone
Presently everyone whether he or she is working person or student or even a crawling child, all are fully connected with mobile phone. Each one finds attraction in holding and using it. During the wave of Covid-19, need and use of mobile phones has been increased many fold. A person going out of home feels comfortable to hold a small and weightless mobile phone. But it was not as such as it was invented initially. In February 1876, Alexander Graham Bell invented telephone. He discovered that an electric wire could transmit sound and restore it by making a spring vibrate. In the beginning telephone set was very heavy and big in size while present mobile phone has multiple functions in it.