Electronics and Communication Engineering - Electromagnetic Field Theory - Discussion

2. 

A broadside array consisting of 200 cm wavelength with 10 half-wave dipole spacing 10 cm. And if each array element feeding with 1 amp. current and operating at same frequency then find the half power beamwidth

[A].
[B].
[C]. 10°
[D]. 15°

Answer: Option B

Explanation:

.


Deepika Dhabhade said: (Oct 14, 2016)  
Why n value is taken as 20?

Ragini said: (Dec 30, 2016)  
n is number of dipole.

Ravneet said: (May 7, 2017)  
This should be 2 radians not degrees.

Prithwiraj said: (Aug 6, 2017)  
I do not get it, someone please explain it.

Selca said: (Aug 15, 2017)  
d =λ divide by what?

Rohit Kumar said: (Dec 16, 2018)  
Beam Width Between First Nulls (BWFN).

Abhi said: (Feb 16, 2020)  
HPBW=200/10*10=200/100=2°.

Yash said: (Mar 10, 2020)  
What are HPBW and BWFN?

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