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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
Analysis of EM wave in waveguide based on
A:
circuit theory
B:
field theory
C:
optical theory
D:
both (a) and (b)
Answer:
B
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The number of lobes on each side of a 31 resonant antenna will be
A:
2
B:
3
C:
4
D:
6
Answer:
D
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Isotropic radiator is one that radiates energy
A:
uniformly in all direction
B:
inside a hollow sphere
C:
in a well defined isotropic direction
D:
none of the above
Answer:
A
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In a rectangular waveguide if operating frequency is greater than cut off frequency then propagation constant is
A:
purely real
B:
purely imaginary
C:
equal to unit
D:
a complex number
Answer:
B
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In electromagnetic wave polarization is caused by
A:
refraction
B:
reflection
C:
longitudinal nature of electromagnetic waves
D:
transverse nature of electromagnetic waves
Answer:
D
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