Question

Wave used for telecommunications

Answer 1

Answer:

Question reference is not valid, it should be waves instead of wave.

As telecommunication comprises wide range of waves from electromagnetic spectrum for the disparate operation.

Waves used are:

Radio waves, Microwaves, Sound waves, Infrared waves and Visible light.

Radio waves – For television and radio programs.

Microwaves – Satellite television and mobile phones.

Sound waves- They can be reflected by surfaces, these reflections are called echoes.

Infrared waves – To transmit information from remote controls.

Visible light – In photography.

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