Question: A uniformly illuminated rectangular aperture situated in the xy plane is 2 m high (along x) and 1 m wide (along y). If f =

A uniformly illuminated rectangular aperture situated in the x–y plane is 2 m high (along x) and 1 m wide (along y). If f = 10 GHz, determine
(a) The beam widths of the radiation pattern in the elevation plane (x–z plane) and the azimuth plane (y–z plane), and
(b) The antenna directivity D in dB.

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