
Ambadee

Quiz
•
Engineering
•
University
•
Medium
Y YASHASWI
Used 1+ times
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
In a common-emitter transistor configuration, the output is taken from which terminal?
Emitter
Collector
Base
Ground
Answer explanation
The output is taken from the collector terminal in a common-emitter configuration.
2.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
What is the threshold voltage for an n-channel MOSFET to turn on?
0V
-2V
+2V
+10V
Answer explanation
An n-channel MOSFET requires a positive gate-source voltage above the threshold to conduct.
3.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
Which amplifier configuration provides the highest input impedance?
Common Emitter
Common Collector
Common Base
Differential
Answer explanation
The common collector configuration has high input impedance and low output impedance.
4.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
What is the function of a feedback network in an amplifier?
Increase Gain
Stabilize Gain
Reduce Noise
Change Frequency
Answer explanation
Feedback networks help stabilize the gain of amplifiers by controlling the output.
5.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
What is the main characteristic of a Zener diode?
Forward bias only
Reverse breakdown voltage
High current gain
Low resistance
Answer explanation
Zener diodes are designed to operate in reverse bias and maintain a constant voltage.
6.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
In a bipolar junction transistor (BJT), which region is the base?
The heavily doped region
The lightly doped region
The collector region
The emitter region
Answer explanation
The base is lightly doped to allow control of the larger current flowing from collector to emitter.
7.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
Which type of amplifier configuration is known for providing voltage gain?
Common Collector
Common Emitter
Common Base
Differential
Answer explanation
The common emitter configuration is widely used for its ability to provide significant voltage gain.
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