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 71 of 103

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Q701.
V MOS have the advantage of

a.

faster switching

b.

no thermal run away

c.

both (a) and (b)

d.

none of the above

Discuss
Answer: (c).both (a) and (b)
Q702.
For an op-amp source follower circuit

a.

input and output voltages have same magnitude

b.

output and input voltages are in phase

c.

output and input voltages are in phase but have different magnitudes

d.

output and input voltages have same magnitude and are in phase

Discuss
Answer: (c).output and input voltages are in phase but have different magnitudes
Q703.
In CE approximation, the upper end of d.c. load line is called the __________ point and the lower end is the __________ point.

a.

Q, base

b.

base, Q

c.

saturation, cut off

d.

cut off, saturation

Discuss
Answer: (c).saturation, cut off
Q704.
In a class C power amplifier

a.

resonant frequency of tuned circuit is equal to fundamental frequency of pulsed waveform

b.

resonant frequency of tuned circuit is half the fundamental frequency of pulsed waveform

c.

resonant frequency of tuned circuit has no relation to the fundamental frequency of pulsed waveform

d.

either (b) or (c)

Discuss
Answer: (a).resonant frequency of tuned circuit is equal to fundamental frequency of pulsed waveform
Q705.
A low noise device is most important

a.

at front end of equipment

b.

in the last stage of equipment

c.

in the middle stages of equipment

d.

both (b) and (c)

Discuss
Answer: (a).at front end of equipment
Q706.
To draw dc equivalent circuit for a CE amplifier circuit we should

a.

Reduce all ac sources to zero

b.

Open all capacitors

c.

Reduce all ac sources to zero and open all capacitors

d.

Reduce all ac sources to zero and short all capacitors

Discuss
Answer: (c).Reduce all ac sources to zero and open all capacitors
Q707.
The maximum efficiency of class A amplifier is

a.

100%

b.

81.8%

c.

50%

d.

40%

Discuss
Answer: (c).50%
Q708.
In a cascade amplifier, the intermediate stages are always in

a.

CC configuration

b.

CB configuration

c.

CE configuration

d.

any of the above

Discuss
Answer: (c).CE configuration
Q709.
For an amplifier the power gain in decibels will be equal to voltage gain in decibels only when

a.

R0 = 0

b.

R0 = Ri = 90

c.

R0 = Ri

d.

Ri = 0

Discuss
Answer: (c).R0 = Ri
Q710.
2N 2430 could be a

a.

semi-conductor diode

b.

dual gate MOSFET

c.

BJT

d.

UJT

Discuss
Answer: (c).BJT
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