Aperture Antenna - Beamwidths Online Exam Quiz
Aperture Antenna - Beamwidths GK Quiz. Question and Answers related to Aperture Antenna - Beamwidths. MCQ (Multiple Choice Questions with answers about Aperture Antenna - Beamwidths
Find the HPBW of the uniform rectangular aperture antenna with 4??2? in the E-plane?
Options
A : 0.443
B : 0.886
C : 0.25
D : 0.5
Half-power Beam width in E-plane for a rectangular aperture antenna of a?b is given by __
Options
A : 0.886?/b
B : 0.443?/b
C : 0.5?/b
D : ?/b
Larger the size of the aperture, the narrower is the Beam-widths.
Options
A : TRUE
B : FALSE
C : -
D : -
The first null beam width in the E-plane of a rectangular aperture of a?b is given by ___
Options
A : 2sin-1?(?/b)
B : sin-1?(?/a)
C : 2sec-1?(?/b)
D : 2cos-1?(?/a)
The value at which the second null occurs in H-plane of rectangular aperture of a*b is given by __
Options
A : sin-1?(2?/a)
B : sin-1?(?/a)
C : sin-1?(a/2?)
D : sin-1?(a/?)
When two solutions of the different concentration are separated by the semi permeable membrane then the solvent flows from low to higher concentration is called osmosis.
Options
A : TRUE
B : FALSE
C : -
D : -
Which of the following method is not the method of desalination?
Options
A : Reverse osmosis
B : Multi flash distillation
C : Electro dialysis
D : Smelting
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