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Electronics and Communication Engineering - Electromagnetic Field Theory

Exercise : Electromagnetic Field Theory - Section 8
36.
During day time ionosphere consist of
D, E, F2 layers
D, E, F layers
D, E, F1, F2 layer
none
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Divergence theorem relate surface integration with volume integration as
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
To couple a coaxial line to a parallel wire line, it is best to use a
balun
slotted line
quarter wave transformer
directional coupler
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
Which of the following is λ/2 length?
Marconi
Hertz
Parabolic
Yagi-uda
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
Which of the following is the main difference between waveguide and transmission line?
Waveguides cannot be coupled to coaxial lines
Waveguides have no standing wave ratio
Transmission line does not suffer from the effect of low cut off frequency
Waveguides are not distributed like transmission lines
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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