Analog Electronics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Analog Electronics, a fundamental topic in the field of Electronics and Communication Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Analog Electronics MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Analog Electronics mcq questions that explore various aspects of Analog Electronics problems. Each MCQ is crafted to challenge your understanding of Analog Electronics principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Electronics and Communication Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Analog Electronics MCQs are your pathway to success in mastering this essential Electronics and Communication Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Analog Electronics. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Analog Electronics knowledge to the test? Let's get started with our carefully curated MCQs!

Analog Electronics MCQs | Page 7 of 103

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Q61.
The open loop gain of an ideal op-amp is
Discuss
Answer: (a).infinite
Discuss
Answer: (a).constant output voltage with low internal resistance
Q63.
A difference amplifier using op-amp has closed loop gain = 50. If input is 2 V to each of inverting and non-inverting terminals, output is 5 mA. Then CMRR =
Discuss
Answer: (a).20000
Q64.
In figure the dc emitter current of each transistor is about
Discuss
Answer: (d).1 mA
Q65.
Assume that op-amp in figure is ideal. If input Vi is triangular, the output V0 will be
Discuss
Answer: (a).square wave
Q66.
In the diode circuit of figure the diodes are ideal. The average current through ammeter is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q67.
The critical frequency of the circuit of figure is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q68.
Find resistance RB to bring transistor to threshold of saturation VCB = 0, VBE = 0.7 V, a = 0.96
Discuss
Answer: (a).1.5 kฮฉ
Q69.
In figure ID = 4 mA. Then VGS =
Discuss
Answer: (b).-4.4 V
Q70.
In following circuit, RB will be if VCC = 10 V, VS = 2 V, RC = 5 kฮฉ, RS = 90 kฮฉ, ฮฒ = 50, ICE = 0, VCEsat = 0.1 V
Discuss
Answer: (b).235 K