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Electronics and Communication Engineering - Electromagnetic Field Theory

Exercise : Electromagnetic Field Theory - Section 4
26.
The relative permeability is taken as unity for which of the following?
Air
Cobalt
Vacuum
Bismuth
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
The disturbance from adjacent power lines is known as
cross talk
cross fire
inductive disturbance
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
Magnesium is alloyed with conducting materials for antenna primarily with the purpose of
increasing efficiency
improving radiative power
reducing weight
increasing density
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
Which of the following term applies to troposcatter propagation?
SIDs
Faraday rotation
Atmospheric storms
Fading
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
Two co-axial cylindrical sheets of charge are present in free space fs = 5 c/m2 at r = 2 m and rs = -2 c/m2 at r = 4 m, The displacement flux density at r = 3 m is
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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