# Binomial Array MCQ’s

This set of Antenna Multiple Choice Questions & Answers (MCQs) focuses on “Binomial Array”.

1. Which of following is the disadvantage of the binomial array?
a) It has low amplitude variations
b) It has high range of amplitude variations
c) It has a high HPBW
d) It has low HPBW

2. Which of the following array is used to synthesize pattern without side lobes?
a) Binomial array
b) Linear array
c) End-fire array
d) Chebyshev array

3. Binomial array has high HPBW compared to Dolph-chebychev.
a) True
b) False

4. Dolph- Chebyshev becomes a Binomial array when there are no side lobes.
a) True
b) False

5. The excitation amplitudes of the binomial array follow ____________
a) Pascal’s triangle
b) Bermuda triangle
c) Right angled triangle

6. Which of the following can be the excitation amplitude of binomial array with 4 elements?
a) 1 3 3 1
b) 1 2 3 1
c) 2 1 1 2
d) 1 4 6 4 1

7. What will be the array factor in polynomial form for the 3 element binomial array if Z=e^(-iᴪ)?
a) 1+2z+z2
b) 1+3z+3z2+z3
c) 1+2z+3z2+z3
d) 1+3z+z2 5 Star
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