Question

Q1: Which among the following waves is used for communication by artificial satellites?

(a) The frequency of 101 series

(b) Radio waves

(c) A. M.

(d) Microwaves​

Answer 1

Answer:

The microwaves are preferred in order to communicate with the artificial satellites which are orbiting the earth at a particular height from the surface of the earth. The microwaves are preferred because they can penetrate through the Earth's atmosphere very easily and reach the target satellite.

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Answer 2

Answer:

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