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 82 of 103

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Q811.
Assertion (A): In CC amplifier the collector is at ac ground

Reason (R): CC amplifier is also called emitter follower

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
Q812.
The circuit consisting of two transistor connected in series with the d.c. supply voltage is called

a.

push pull

b.

differential pair

c.

stacked V⁺

d.

complementary symmetry

Discuss
Answer: (c).stacked V⁺
Q813.
Common emitter transistor has

a.

high current and high voltage gain

b.

low current gain and low voltage gain

c.

high current gain and low voltage gain

d.

low current and voltage gain

Discuss
Answer: (a).high current and high voltage gain
Q814.
The purpose of using negative feedback in a op-amps is to

a.

stabilize overall gain

b.

increase output

c.

stabilize overall gain and increase output

d.

increase output and decrease input

Discuss
Answer: (a).stabilize overall gain
Q815.
A transistor amplifier with 85% efficiency is expected to be

a.

class A

b.

class B

c.

class C

d.

class AB

Discuss
Answer: (c).class C
Q816.
The advantage of transistor over vacuum tube is

a.

no heat is required

b.

small size and light in weight

c.

very low power consumption

d.

all of the above

Discuss
Answer: (d).all of the above
Q817.
Which of the following is necessary transistor action?

a.

The base region must be very wide

b.

The base region must be very narrow

c.

The base region must be made of some insulating material

d.

The collector region must be heavily doped

Discuss
Answer: (b).The base region must be very narrow
Q818.
If the changes in zener current in a voltage regulator circuit are too large, it can be corrected by using a

a.

emitter follower

b.

CE amplifier

c.

capacitor

d.

either (a) or (b)

Discuss
Answer: (a).emitter follower
Q819.
MOS circuits as compared to bipolar circuits take

a.

more chip area

b.

less chip area

c.

same chip area

d.

none of these

Discuss
Answer: (b).less chip area
Q820.
Typical values of voltage gain for CE, CB and CC amplifiers are

a.

100, 100 and 1 respectively

b.

100, 1 and 100 respectively

c.

100, 1 and 1 respectively

d.

1, 100 and 100 respectively

Discuss
Answer: (a).100, 100 and 1 respectively
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