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Electromagnetic Field Theory
Electromagnetic Field Theory
Exercise: Electromagnetic Field Theory
📂 Electromagnetic Field Theory
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Questions for: Electromagnetic Field Theory
Frequency band used for radar is generally
A:
VLF
B:
VHF
C:
UHF
D:
EHF
Answer:
C
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The skip distance does not depends upon
A:
the power transmitted
B:
type of wave propagation
C:
angle of beaming of the wave
D:
frequency of the signal transmitted
Answer:
B
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Solution of Laplace equations, which are continuous through the second derivative, are called
A:
bessel functions
B:
odd functions
C:
harmonic functions
D:
fundamental functions
Answer:
C
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Which of the following does not characterize a ferromagnetic material?
A:
Coercivity
B:
Permeability
C:
Permittivity
D:
Reluctance
Answer:
C
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The gain of an half wavelength antenna is
A:
2.15 dB
B:
10 dB
C:
1.78 dB
D:
100 dB
Answer:
A
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