An antenna has a field pattern E (Î¸) =cos Î¸. cos 2Î¸. The fir – McqOptions

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1.	An antenna has a field pattern E (Î¸) =cos Î¸. cos 2Î¸. The first null beam width of the antenna is:
A.	450
B.	900
C.	1800
D.	1200
Answer» C. 1800

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An antenna has a field pattern E (θ) =cos θ. cos 2θ. The first null beam width of the antenna is:
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