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Electronics and Communication Engineering - Microwave Communication

Exercise : Microwave Communication - Section 7
26.
A transmission line discontinuity is defined as any interruption in the uniformity of the line.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
Interference generated by electrical equipment and automobile ignition systems when observed closed to earth is
horizontally polarized
vertically polarized
polarized both horizontally
not polarized
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
The earliest uses of electromagnetic waves were
point to point communication
radar
both (a) and (b)
neither (a) nor (b)
Answer: Option
Explanation:
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29.
At millimeter wavelength the favoured mode in circular wave guide is
TE01
TE11
TE20
TE21
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
In laboratory experiment the output from reflex klystron is moderated by square wave because
it is easy to generate a square wave
crystal diode operates in square law region of i-v characteristics
it prevents frequency modulation
detector circuit is less complicated
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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