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 72 of 103

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Q711.
Each of two cascaded stages has a voltage gain of 30. The overall gain is

a.

3

b.

9

c.

30

d.

900

Discuss
Answer: (d).900
Q712.
A two stage amplifier has an upper cutoff frequency of 2 MHz and a lower cutoff frequency of 2 MHz and a lower cut off frequency of 30 Hz. If both stages are similar, their individual upper and lower cut off frequencies respectively are

a.

4 MHz and 60 MHz

b.

3 MHz and 20 Hz

c.

3 MHz and 60 Hz

d.

4 MHz and 20 Hz

Discuss
Answer: (b).3 MHz and 20 Hz
Q713.
A bipolar transistor is a __________ controlled devices whereas a FET is a __________ controlled devices.

a.

current, voltage

b.

current, current

c.

voltage, current

d.

voltage, voltage

Discuss
Answer: (a).current, voltage
Q714.
The input impedance of a non-inverting amplifier is very low.

a.

True

b.

False

c.

May be True or False

d.

can't say

Discuss
Answer: (b).False
Q715.
RC oscillator can be used upto

a.

1 kHz

b.

10 kHz

c.

50 kHz

d.

100 kHz

Discuss
Answer: (b).10 kHz
Q716.
In a N-P-N transistor of the emitter junction is reverse biased and collector junction is also reversed biased, the transistor will operate in

a.

active region

b.

saturation region

c.

cut-off region

d.

inverted region

Discuss
Answer: (c).cut-off region
Q717.
Wide banding technique is employed in the

a.

video amplifier of a TV receiver

b.

IF amplifier of an FM receiver

c.

RF amplifier of an AM receiver

d.

input section of a communication receiver

Discuss
Answer: (a).video amplifier of a TV receiver
Q718.
Assertion (A): The maximum efficiency of a class B push pull amplifier is 78.5%

Reason (R): A current mirror uses a compensating diode in parallel with the emitter diode

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
Q719.
Which of the following are difficult to be fabricated in a monolithic IC?

a.

Inductors

b.

Large capacitors

c.

Small capacitors

d.

Both (a) and (b)

Discuss
Answer: (d).Both (a) and (b)
Q720.
In an op-amp a common mode signal is applied to

a.

inverting terminal

b.

non-inverting terminal

c.

both terminals

d.

one or both the terminals

Discuss
Answer: (c).both terminals
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