Explore the fundamentals of electronics engineering in this engaging quiz. Covering topics from zener diodes and avalanche breakdowns to semiconductor properties and impurities, this quiz assesses key concepts vital for understanding electrical circuits and components.
Diffusion
Rectification
Amplification
Modification
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In the closest orbit to the nucleus
In the most distant orbit from the nucleus
In various orbits around the nucleus
Not associated with a particular atom
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Electron only
Holes only
Negative ions
Both electrons and holes
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Reverse bias
Forward bias
Unidirectional
Ideal
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Resistors
Capacitors
Inductors
Diodes
Batteries
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Reversed-bias
Open
Forward-bias
Faulty
Answers (B) and (D)
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Connecting capacitors across the load resistance
Connecting resistor across the diode
Connecting a transformer to the circuit
Connect a diode across the load resistance
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TRUE
FALSE
The statement is TRUE depending on the type of material.
The statement is FALSE when fully charged with electrons.
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Pentavalent impurities
Crystals
Trivalent impurities
P-type semiconductor
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Reversed bias
Forward bias
Zero bias
Avalance breakdown
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Zero bias
Reverse bias
Forward bias
Depletion layer
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Reduce the conductivity of silicon
Increase the number of holes
Increase the number of free electrons
Create minority carriers
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0V
One-fourth the amplitude of the input voltage
A half-wave rectified voltage
A 120 Hz voltage
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Avalanche breakdown
Regulation
Stabilization
Reverse breakdown
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The interaction of valence electrons
Forces of attraction
Covalent bonds
Answers (A), (B), and (C)
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There is some current due to majority carriers
There is a very small current due to minority carriers
There is an avalanche current
There is a very small current due to battery
There is some current due to free electrons
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An external voltage is applied that is positive at the anode and negative at the cathode
An external voltage is applied that is negative at the anode and positive at the cathode
An external voltage is applied that is positive at the p region and negative at the n region
Answers (A) and (C)
Answers (B) and (C)
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The ratio of majority carriers to minority carriers
The amount of current across the diode
A dc voltage is applied to control the operation of a device
Neither (A), (B), nor (C)
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0.7V
0.3V
5.3V
4.3V
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The bias battery voltage
0 V
The diode barrier potential
The total circuit voltage
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Decreases
Increases
Is not affected
Has a different frequency
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First band
Second band
Conduction band
Valence band
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Pentavalent impurities
Crystals
Trivalent impurities
N-type semiconductor
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Boron
Antimony
Indium
Gallium
Aluminum
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Phosphorus
Arsenic
Antimony
Aluminum
Bismuth
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Four valence electrons
Four conduction electrons
Eight valence electrons, four of its own and four shared
No valence electrons because all are shared with other atoms
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there are more holes than electrons in the outer orbit
Two atoms bond together
An atom gains an extra valence electron
A valence electron breaks away from the atom
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110V
49.5V
78V
220V
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It has a smaller AC ripple value for a given load
It has a smaller reservoir or smoothing capacitor than
It produces fundamental frequency of the ripple voltage twice that of the AC supply frequency
All of the above
(A) and (B)
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Zero bias
Forward bias
Reverse bias
Connected with capacitor
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19.8V
27.29V
29.27V
13.15V
15.13V
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9.3V
10V
5
4.3V
0.7V
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Free electrons
Positive ions
Negative ions
Pn junction
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