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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-7 section-3

Each section contains 100 MCQs on Analog Electronics .
61
In a Wien bridge oscillator, the positive feedback attenuation is
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Answer & Solution
Answer: Option A
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62
Which one of the following multivibrators does not required input clock pulse or trigger?
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Answer: Option C
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63
The MOSFET switch in its on-state may be considered equivalent to:
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Answer: Option B
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64
The Zener diode in the regulator circuit shown in the figure has a Zener voltage of 5.8 volts and a Zener knee current of 0.5 mA. The maximum load current drawn from this circuit ensuring proper functioning over the input voltage range between 20 and 30 volts, is
Analog Electronics mcq question image
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Answer: Option C
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65
A power transfer used in class A amplifier has zero signal power dissipation of 10 Watts. If the AC power is 4 W. Calculate collector efficiency.
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Answer: Option D
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66
With reference to the negative feedback voltage - series configuration, which of the following statements is/are correct?
1. Bandwidth increases.
2. Non-linear distortion decreases.
Select correct answer.
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Answer: Option C
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67
What is the output voltage V0 of the above circuit?
Analog Electronics mcq question image
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Answer: Option A
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68
In figure T1, T2 and T3 are p-channel MOS transistors, and T4, T5 and T6 are n-channel MOS transistors. A, B and C are binary signals. The output f(A, B, C) is
Analog Electronics mcq question image
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Answer: Option A
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69
OPAMP circuit given below is a . . . . . . . .
Analog Electronics mcq question image
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Answer: Option B
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70
For a class-A power amplifier, supply dc voltage is ± 12 V, the quiescent collector current is 72 mA and the load resistance is 100 Ω. If the output voltage across the load is 12 V peak-to-peak, the efficiency of the amplifier is (neglect the loss occurring in the biasing resistors):
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Answer: Option B
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