The waves used in telecommunication are(a) IR(b) UV(c) Microwave(d) Cosmic rays
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(c) Microwave.
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Radio waves – are used to transmit television and radio programs.
Microwaves – are used to transmit satellite television and for mobile phones.
Infrared – is used to transmit information from remote controls.
Visible light – is used in photography
all the rays used in different communication areas
Microwaves – are used to transmit satellite television and for mobile phones.
Infrared – is used to transmit information from remote controls.
Visible light – is used in photography
all the rays used in different communication areas
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