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electronics and communication engineering exam question papers
1. Radiation efficiency of an antenna is defined as the ratio of
(A): Power in main lobe to that in the side lobe
(B): The frequency at which minimum power is radiated to the frequency at which maximum power is radiated
(C): Total power accepted from the transmitter to total power generated by the transmitter
(D): Total power radiated by an antenna to the net power accepted by the antenna from the connected transmitter
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