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 91 of 103

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Q901.
In switching devices, gold doping is used to

a.

improve bonding

b.

reduce storage time

c.

increase the mobility of the carrier

d.

protect the terminals against cooperation

Discuss
Answer: (b).reduce storage time
Q902.
Assertion (A): If power gain doubles the power gain increases by 3 dB

Reason (R): The bel power gain of cascaded stages is equal to sum of each bel power gain

a.

Both A and R are correct and R is correct explanation for A

b.

Both A and R are correct but R is not correct explanation for A

c.

A is correct R is wrong

d.

A is wrong R is correct

Discuss
Answer: (a).Both A and R are correct and R is correct explanation for A
Q903.
The V MOS can handle __________ currents than a conventional MOSFET.

a.

much lower

b.

almost same

c.

almost half

d.

much larger

Discuss
Answer: (d).much larger
Q904.
Assertion (A): A resistor is a passive load and a transistor is an active load

Reason (R): Op-amp is mostly used in feedback mode

a.

Both A and R are correct and R is correct explanation for A

b.

Both A and R are correct but R is not correct explanation for A

c.

A is correct R is wrong

d.

A is wrong R is correct

Discuss
Answer: (b).Both A and R are correct but R is not correct explanation for A
Q905.
Which mode is usually preferred for cascading?

a.

CE

b.

CB

c.

CC

d.

Any of the above

Discuss
Answer: (a).CE
Q906.
In a transistor leakage current mainly depends on

a.

doping of base

b.

size of emitter

c.

rating of transistor

d.

temperature

Discuss
Answer: (d).temperature
Q907.
In a CB amplifier the maximum efficiency could be

a.

99%

b.

85%

c.

50%

d.

25%

Discuss
Answer: (d).25%
Q908.
Assertion (A): As per Miller theorem a capacitance C from input to output appears as a much larger capacitance across input terminals

Reason (R): In a lag network the output voltage appears across capacitor

a.

Both A and R are correct and R is correct explanation for A

b.

Both A and R are correct but R is not correct explanation for A

c.

A is correct R is wrong

d.

A is wrong R is correct

Discuss
Answer: (b).Both A and R are correct but R is not correct explanation for A
Q909.
When a transistor is connected in common emitter mode, it with have

a.

negligible input resistance and high output resistance

b.

high input resistance and low output resistance

c.

medium input resistance and high output resistance

d.

low input resistance as well as output resistance

Discuss
Answer: (c).medium input resistance and high output resistance
Q910.
The noise figure of FET circuit is

a.

independent of the quiescent point

b.

dependent on the quiescent point only

c.

dependent on the triggering mechanism

d.

independent of all above

Discuss
Answer: (a).independent of the quiescent point
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