Electronics and Communication Engineering - Electromagnetic Field Theory

26.
In end fire array the principle direction of radiation
is perpendicular to the array axis
is perpendicular to the array axis and also to the plane containing the array elements
coincides with the direction of the array
is at 45° to the direction of array axis
Answer: Option
Explanation:
No answer description is available. Let's discuss.

27.
The gain of an half wavelength antenna is
2.15 dB
10 dB
1.78 dB
100 dB
Answer: Option
Explanation:
No answer description is available. Let's discuss.

28.
Which of the following does not characterize a ferromagnetic material?
Coercivity
Permeability
Permittivity
Reluctance
Answer: Option
Explanation:
No answer description is available. Let's discuss.

29.
Solution of Laplace equations, which are continuous through the second derivative, are called
bessel functions
odd functions
harmonic functions
fundamental functions
Answer: Option
Explanation:
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30.
The skip distance does not depends upon
the power transmitted
type of wave propagation
angle of beaming of the wave
frequency of the signal transmitted
Answer: Option
Explanation:
No answer description is available. Let's discuss.