
POWER AMPLIFIER
Quiz
•
Other
•
Professional Development
•
Practice Problem
•
Hard
SUNITA MANE
Used 5+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The output signal varies for a full 360º of the cycle. It is ________ power amplifiers.
class A
class B
class C
All of the answer
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The output signal varies for ________ of the cycle in class B power amplifiers.
between 180º and 360º
180º
less than 180º
all of the answer
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A form of class A amplifier having maximum efficiency of ________ uses a transformer to couple the output signal to the load.
50%
25%
78.5%
90%
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is power amplifiers?
Class A
Class B
Class C
All of the answer
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Power amplifier directly amplifies ___________
Voltage of signal
Current of the signal
Power of the signal
All of the answer
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
An amplifier that operates in the linear region at all times is _________________
Class A amplifiers
Class B amplifiers
Class C amplifiers
Class AB amplifiers
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In class B amplifier, the maximum efficiency of is ____________.
50%
78.5%
100%
None of the answer
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