Question

state in brief how artificial satellites are used in transmitting television programmes over large distances​

Answer 1

Answer:

Artificial satellites help in long distance transmission of television programs. The picture or sound to be transmitted is first converted into electrical signals. They are then converted into a special type of waves and transmitted in air from a transmitting antenna so as to reach the artificial satellite

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Answer 2

A satellites receives signal from a ground station on the earth. The amplifiers in the satellites first amplify this signal. After that, the satellites re-transmits the signal back to a receiving station on the earth