A 4-isotropic element broadside array separated by a /2 distance has – McqOptions

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1.	A 4-isotropic element broadside array separated by a /2 distance has nulls occurring at ____________
A.	(cos^{-1} ( frac{n}{2}) )
B.	(cos^{-1} ( frac{4n}{2}) )
C.	(sin^{-1} ( frac{n}{2}) )
D.	(sin^{-1} ( frac{n}{4}) )
Answer» B. (cos^{-1} ( frac{4n}{2}) )

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