An antenna is an electrical conductor or system of conductors. Wave propagation is any of the ways in which waves travel. Having covered the process in class these past weeks you are now well capable of taking up the quiz below with ease. Give it a try and share your score.
0.4572m
4.572m
45.72m
0.4572m
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Become closer to the wire axis
Become vertical to the wire axis
Move away from the wire axis
Do not appear
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A dipole antenna
A dish antenna
A horn antenna
Lens
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Horizontal
Elliptical
Vertical
Nil
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Reflected completely
Transmitted completely
Reflected and transmitted
Refracted completely
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1
Infinity
-infinity
0
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1
>1
Infinity
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Becomes 0
Increases
Decreases
Constant
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0
Infinity
Finite
-1
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F only
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F only
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Farad
Henry
Farad/m
Henry/m
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Nil
1/m
1/m2
Rad
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0
1
Does not exist
EH
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DB
M
Neper
Radian
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Vertical
Horizontal
Elliptical
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Watts/m3
Watts
Watts/m2
Volt-ampere
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Weather condition
Rain
Temparature changes
Ground constant
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More than 1
Equal to 1
Equal to infinity
Less than 1
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UHF and VHF
LF
HF
VLF
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Z-direction
Y-direction
X-direction
Circular polarization
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Inversely proportional to beam width
Inversely proportional to square of beam width
Directy proportional to beam width
Directly proportional to square of beam width
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73 Ohm
36.5 Ohm
293 Ohm
Input impedence
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1
0
Infinity
Reffection coefficient
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A small circular loop
A piece of wire
A piece of conducting rod
The same as electric dipole
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DB/m
V/m
Amp/m
Coulomb/m
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Quiz Review Timeline (Updated): Mar 21, 2023 +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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