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Analog Electronics MCQ Questions & Answers | ECE

Learn Analog Electronics MCQ questions & answers are available for a Electronics and Communications Engineering(ECE) students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Analog Electronics MCQ question is the important chapter for a Electronics and Communications Engineering(ECE) and GATE students. Page-4 section-2

Each section contains 100 MCQs on Analog Electronics .
31
Which class of amplifier has the lowest collector circuit efficiency
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Answer & Solution
Answer: Option A
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32
Consider the following statements:
Sziklai pair
1. Is also called complementary Darlington
2. Acts like a single p-n-p transistor with a very high current gain
3. Can be used in class B push-pull power amplifier
Which of these statements are correct?
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Answer & Solution
Answer: Option B
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33
In an op-amp, non-inverting terminal is grounded, input is connected to inverting terminal and there is no feedback resistance. The output is
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Answer & Solution
Answer: Option B
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34
What are the output voltage levels for the given circuit? (Assume Si diode)
Analog Electronics mcq question image
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Answer & Solution
Answer: Option B
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35
A bipolar junction transistor is in saturation region. Given VCC = 10 V, RC = 1 kΩ, hFE = 100 and VCEsat = 0.3 V. What is the collector current in saturation?
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Answer & Solution
Answer: Option B
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36
The first dominant pole encountered in the frequency response of a compensated op-amp is approximately at
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Answer: Option A
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37
In the Wien bridge oscillator, the 0° phase-shift is met by using lead-lag network and by using.
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Answer: Option B
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38
Among CB, CE and CC configurations of the amplifiers, which is having low voltage gain and high current gain?
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Answer & Solution
Answer: Option B
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39
The output voltage (V0) of the circuit shown in the given figure is
Analog Electronics mcq question image
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Answer: Option C
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40
An amplifier without feedback has a voltage gain of 50, input resistance of 1 kΩ and output resistance of 2.5 kΩ. The input resistance of the current-shunt negative feedback amplifier using the above amplifier with a feedback factor of 0.2 is
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Answer: Option A
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