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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-9 section-2

Each section contains 100 MCQs on Analog Electronics .
81
The 'h' parameter equivalent circuit of a junction transistor is valid for
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Answer: Option C
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82
For feedback amplifier with gain $$\frac{{\text{A}}}{{1 - {\text{T}}}}$$  feedback reduces the internally generated noise by a factor
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Answer: Option B
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83
A BJT has Ce = 1 pF. If gm is 50 mA/V, calculate the fT of a common-emitter amplifier.
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Answer: Option C
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84
The current of a certain Si-diode, when measured with a large reverse bias is found to be 10nA. What would be the current be if a forward bias of 2 V is applied? Assume that T = 300° K, η = 2.
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Answer: Option A
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85
What is the output voltage across the 900 ohm load in the circuit given below?
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Answer: Option D
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86
The effect of dc saturation in a rectifier transformer is
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Answer: Option A
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87
The figure shown is a circuit of which one of the following?
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Answer: Option B
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88
Find output voltage Vo in the circuit below:
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Answer: Option B
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89
In the circuit shown, it is required that V0 = Vi the values of $$l$$, m, n are respectively. (x represents don't care condition)
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Answer: Option B
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90
In the circuit shown below, for the MOS transistors, µn Cox = 100 µA/V2 and the threshold voltage VT = 1 V. The voltage Vx at the source of the upper transistor is
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Answer: Option C
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