Exercise: Microwave Communication

Questions for: Microwave Communication

Which of the following modes cannot exist in rectangular resonant cavity?
A:
TE110
B:
TE011
C:
TM110
D:
TM111
Answer: A
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Ridge waveguide is essentially a form of capacitively loaded guide.
A:
True
B:
False
C:
D:
Answer: A
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TE10 mode of propagation of electromagnetic energy in waveguides can be thought of as
A:
three TEM waves travelling along length of wave-guide
B:
One TEM wave travelling along length of wave guide and one TEM wave propagation in the transverse plane
C:
One TEM wave travelling along the length of wave guide and two TEM waves
D:
none of the above
Answer: C
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The beam of a radar should be
A:
very narrow
B:
very wide
C:
neither too narrow nor very wide
D:
either (b) or (c)
Answer: A
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A line of length less than and open circuited at far end behaves as
A:
inductance L
B:
capacitance C
C:
L and C in series
D:
L and C in parallel
Answer: B
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