# For efficient transmission, transmitting antenna has length comparable to

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For efficient transmission, transmitting antenna has length comparable to
A. lambda//2
B. lambda // 3
C. lambda // 4
D.  lambda // 5

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For efficient radiation and reception , the height of transmitting and receiving antennas should be comparable to a quarter of wavelength of the frequency used. So , for efficient transmission of signals of wavelength  lambda  , the minimum length of antenna should be  lambda//4