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 90 of 103

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Q891.
Which of the following oscillator circuits uses three capacitors in the phase shifting network?

a.

Hartley

b.

Clapp

c.

Colpitt's

d.

Both (b) and (c)

Discuss
Answer: (b).Clapp
Q892.
Consider the following rectifier circuits :

1. half-wave rectifier without filter
2. full-wave rectifier without filter
3. full-wave rectifier with series inductance filter
4. full-wave rectifier with capacitance filter.

The sequence of these rectifier circuits in decreasing order of their ripple factor is

a.

1, 2, 3, 4

b.

3, 4, 1, 2

c.

1, 4, 3, 2

d.

3, 2, 1, 4

Discuss
Answer: (a).1, 2, 3, 4
Q893.
When a transistor is to be at a temperature above 25°C

a.

smaller heat sink be provided

b.

maximum power rating be derated

c.

biasing circuit must be strengthened

d.

earth connections must be connected through a resistor

Discuss
Answer: (b).maximum power rating be derated
Q894.
Assertion (A): In monolithic IC the components are part of one chip

Reason (R): An op-amp is a high gain dc amplifier

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
Q895.
The most widely used LC oscillator is

a.

Hartley oscillator

b.

Crystal oscillator

c.

Colpitt's oscillator

d.

Clapp's oscillator

Discuss
Answer: (a).Hartley oscillator
Q896.
Which of the following statement is wrong?

a.

A depletion type N-channel MOSFET conducts even when VGS = 0

b.

A BJT is very sensitive to radiation whereas FET is relatively immune

c.

Bipolars need higher supply voltage than FETs

d.

Both N-channel as well as p-channel JFETs work in the depletion mode

Discuss
Answer: (c).Bipolars need higher supply voltage than FETs
Q897.
The disadvantage of FET over BJT is

a.

poor high frequency performance

b.

low power-handling ability

c.

low values of voltage gain

d.

all of the above

Discuss
Answer: (d).all of the above
Q898.
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)
Q899.
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
Q900.
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
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