In a uniform linear array, four isotropic radiating elements are space – McqOptions

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1.	In a uniform linear array, four isotropic radiating elements are spaced λ/4 apart. The progressive phase shift between the elements required for forming the main beam at 60° off the end fire is
A.	-π radius
B.	-π/2 radius
C.	-π/4 radius
D.	-π/8 radius
Answer» D. -π/8 radius

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