The direction of first null of the broadside array of N-Isotropic sour – McqOptions

MCQOPTIONS

1.	The direction of first null of the broadside array of N-Isotropic sources is _____
A.	(cos^{-1}([ frac{ }{Nd}]) )
B.	(cos^{-1} u2061([ frac{ }{Nd}]) )
C.	(cos^{-1} u2061([ frac{2 }{Nd}]) )
D.	(cos^{-1} u2061([ frac{ }{2Nd}]) )
Answer» B. (cos^{-1} u2061([ frac{ }{Nd}]) )

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