Q. 104.2( 11 Votes )

Why a signal transmitted from a TV tower cannot be received beyond a certain distance? Write the expression for the optimum separation between the receiving and the transmitting antenna.

Answer :

The curvature of the earth limits the distance up to which a signal can be transmitted by a tower.


If the height of the transmitting antenna is and the radius of the earth is , then the optimum distance between the receiving and the transmitting antenna is given by:



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