
Power Ampliers

Quiz
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Other
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University
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Medium
Ajitsinh Jadhav
Used 14+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Cross Over distortion behavior is a characteristic of -
Class A output stage
Class B output stage
Class AB output stage
Common base output stage
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A class A transformer coupled power amplifier is to deliver 10 W output. The power rating of transistor should not be less than
5 W
10 W
20 W
40 W
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The dissipation at the collector is in the quiescent state & increases with excitation in case of -
Class A series fed amplifier
Class A transformer coupled Amplifier
Class AB amplifier
Class B amplifier
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which distortion is least objectionable in case audio amplifiers?
Phase Distortion
Frequency Distortion
Harmonic distortion
Inter- modulation distortion
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A push pull amplifier balance out -
odd harmonics
Even harmonics
both odd & even harmonics
neither odd nor even harmonics
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
In class C power amplifier, the collector current exists for-
360o of input signal
180o of input signal
more than 180o of input signal
less than 180o off input signal
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
In push pull amplifier there occurs cancellation of -
odd harmonics
Even harmonics
both odd & even harmonics
neither odd nor even harmonics
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