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  • Category: General Updates

    Definitions of mobile phones

    Mobile phone is a wonderful discovery of modern science.

    Mobile phone is a wonderful discovery of modern science.It has the quality of radio and transistors. In the beginning it was used by the army to convey the massages to one another during the wars and other emergencies.It was known as wireless. The common man was not allowed to use it. Mobile is another from wireless.
    The equipment through which a person is able to converse with the other without the help of the wire whether on move or at rest,is known as mobile.
    Mobile is of two types : single band and double band (G.S.M and C.D.M.A).It has many transistors PE to cover the range,a small speaker to hear and mike to speak It also has an antenna,which carries sounds (voice).Its length and width is approximately two to five inches and two to three inches.
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