The radiation pattern of an antenna in spherical co-ordinates is given by F (\theta ) = \cos ^{2}\theta ,0 \leq \theta \leq \:\pi \:\/ 2 The directivity of the antenna is

GATE Electronics and Communications (EC) 2012 Solved Paper

Question : 27 of 65

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The radiation pattern of an antenna in spherical co-ordinates is given by

F (θ ) = \cos ^{2}θ ,0 ≤ θ ≤ \:π \:\/ 2

The directivity of the antenna is

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