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Correct Answer: (C)
as transducer & to focus
Explanation: antennas are used as transducer that converts electronic signals to electromagnetic fields and vice versa. they are also used to focus the electromagnetic energy in the desired direction.
Explanation by: Mr. Dubey
antennas are used as transducer that converts electronic signals to electromagnetic fields and vice versa. they are also used to focus the electromagnetic energy in the desired direction.
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