This QUIZ is made or by product of my continuous research & study about Electronics Engineering to help the Electronics Engineer/Technician Aspirants in passing the Board Examinations.
Directivity
Selectivity
Active antenna
Resonance
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Resistive
Inductive
Capacitive
Infinite
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Phased
Driven
Parasitic
All of the above
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Marconi
Yagi
Log-Periodic Dipole
Stacked array
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Center
Edges
Focus
Horn
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Radio signals reflecting off the ground
Buildings and other structures on the ground
Fading
Faulty connection of the feed cable ground
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A shorted stub
A loading coil
An LC network
All of the above
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A slotted line
A dipole
An EIRP meter
A field-strength meter
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Low-Power Dipole Array
Low-Power Directed Array
Log-Periodic Dipole Array
Log Power Dipole Array
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Dipole
Folded dipole
Ferrite "loop-stick"
None of the above
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Gamma rays
Faraday Rotation
Helical rotation
The distance traveled
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Collimated
Phased
Dispersed
None of the above
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The number of lobes increases
The number of nodes decreases
Efficiency decreases
None of the above
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0 dB
3 dB
10 dB
Infinite
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Standing wave pattern around the antenna
SWR along the feed cable
Radiation resistance of the antenna
Power loss of the antenna
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In one direction
In two directions
In all directions
Depends on the number of elements
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An echo chamber
An anechoic chamber
A vacuum chamber
An RF reflective chamber
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A Marconi antenna
A Hertz antenna
A Yagi antenna
None of the above
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From +90° to –90°
From front to back
Between half-power points
Between the minor side-lobes
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Mounted vertically
Mounted horizontally
At least one half-wavelength long
At least one wavelength long
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One wavelength
One half-wavelength
Slightly longer than a half-wavelength
Slightly shorter than a half-wavelength
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Will not transmit
Will not receive
Will cause SWR on the feed cable
All of the above
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The radiated signal
The reflected signal
The SWR
All of the above
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