1.

The Half-power beam width of the N-element isotropic source array can be known when _____

A. \(ᴪ=\frac{2.782}{N}\)
B. \(ᴪ=\frac{1.391}{N}\)
C. \(ᴪ=\frac{1.414}{N}\)
D. \(ᴪ=\frac{3}{N}\)
Answer» B. \(ᴪ=\frac{1.391}{N}\)


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