What are the main components of a PN junction diode?

PN Junction Diodes

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Education
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University
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Easy
Lokesh S
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20 questions
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1.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
P-type metal and N-type metal
P-type semiconductor and N-type insulator
P-type conductor and N-type conductor
P-type semiconductor and N-type semiconductor
2.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Describe the function of the P-type and N-type materials in a diode.
P-type materials are used for insulation, while N-type materials are for conduction.
P-type materials provide holes for positive charge carriers, while N-type materials provide electrons for negative charge carriers, enabling the diode to control current flow.
Both P-type and N-type materials are used to store energy in a diode.
P-type materials provide electrons, while N-type materials provide holes.
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
What is the significance of the depletion region in a diode?
The depletion region is significant because it controls the flow of current in a diode, allowing it to conduct in one direction while blocking in the opposite direction.
The depletion region increases the voltage across the diode, making it less efficient.
The depletion region allows current to flow in both directions equally.
The depletion region is responsible for generating heat in the diode.
4.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
How does a diode allow current to flow in one direction?
A diode allows current to flow in one direction by using a p-n junction that permits flow when forward-biased and blocks it when reverse-biased.
A diode uses a magnetic field to control current flow.
A diode is a type of resistor that limits current flow.
A diode allows current to flow in both directions equally.
5.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
What is the typical forward voltage drop for a silicon diode?
0.4 to 0.5 volts
0.6 to 0.7 volts
0.2 to 0.3 volts
1.0 to 1.2 volts
6.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Explain the I-V characteristics of a diode in the forward bias region.
Diodes conduct current equally in both forward and reverse bias regions.
The I-V characteristics of a diode in reverse bias show a linear increase in current with voltage.
The I-V characteristics of a diode are constant regardless of the applied voltage.
The I-V characteristics of a diode in the forward bias region show a threshold voltage, followed by an exponential increase in current with increasing voltage.
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What happens to the current in a diode when it is reverse biased?
The current becomes zero when reverse biased.
The diode conducts a large amount of current in reverse bias.
The current increases significantly when reverse biased.
The current in a diode is very small and negligible when it is reverse biased.
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