1.

If the directivity of a square corner receiving antenna is 20 and operating at a wavelength of 0.25m, the effective aperture of a square corner antenna is:

A. 0.4 m<sup>2</sup>
B. 0.2 m<sup>2</sup>
C. 0.1 m<sup>2</sup>
D. None of the mentioned
Answer» B. 0.2 m<sup>2</sup>


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