Which of the following statements is true regarding end-fire array?

Question

TuteeHUB · Accepted Answer

Maximum radiation occurs at normal to the axis of array

TuteeHUB · Answer

The necessary condition of an ordinary end-fire array is β=±kd+nπ

TuteeHUB · Answer

The phase excitation difference is zero

TuteeHUB · Answer

Same input current is fed through the array, but the phase excitation is varies progressively

TuteeHUB · Answer

Maximum radiation occurs at normal to the axis of array

1.	Which of the following statements is true regarding end-fire array?
A.	The necessary condition of an ordinary end-fire array is β=±kd+nπ
B.	The phase excitation difference is zero
C.	Same input current is fed through the array, but the phase excitation is varies progressively
D.	Maximum radiation occurs at normal to the axis of array
Answer» D. Maximum radiation occurs at normal to the axis of array

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