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 56 of 103

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Q551.
Which of the following statement about JFET is correct?

a.

In an N-channel JFET, the channel is the narrowest under zero gate bias condition

b.

In a JFET the gates are always forward biased

c.

In a JFET, gate-source cut off voltage is numerically equal to the pinch off voltage

d.

It is a voltage controlled device

Discuss
Answer: (c).In a JFET, gate-source cut off voltage is numerically equal to the pinch off voltage
Q552.
Assertion (A): In Darlington pair, the overall ฮฒ is product of individual ฮฒs

Reason (R): The voltage gain of a base driven amplifier is equal to ac collector voltage divided by ac base voltage

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
Q553.
A Wien bridge oscillator uses Wien bridge for

a.

tuning and phase shift

b.

tuning

c.

phase shift

d.

either tuning or phase shift

Discuss
Answer: (a).tuning and phase shift
Q554.
A cascade amplifier will have higher cut off frequency

a.

equal to that of single stage amplifier

b.

less than that of single stage amplifier

c.

more than that of single stage amplifier

d.

none of these

Discuss
Answer: (b).less than that of single stage amplifier
Q555.
A Darlington circuit is obtained by connecting

a.

two CB stages in cascade

b.

two CE stages in cascade

c.

a CE stages followed by CB stage

d.

two emitter follower in cascade

Discuss
Answer: (a).two CB stages in cascade
Q556.
A CE amplifier has a high input signal. In the wave shape of emitter current

a.

positive and negative half cycles will be symmetrical

b.

positive half cycle will be elongated and negative half cycle will be compressed

c.

positive half cycle will be compressed and negative half cycle will be elongated

d.

the half cycles may be either elongated or compressed

Discuss
Answer: (b).positive half cycle will be elongated and negative half cycle will be compressed
Q557.
An inverting voltage feedback is a

a.

voltage amplifier

b.

current amplifier

c.

current to voltage converter

d.

voltage to current converter

Discuss
Answer: (c).current to voltage converter
Q558.
If a transistor is operating with both of its Junctions forward biased, but with the collector base forward biased, but with the collector base forward bias greater than the emitter-base forward bias, then it is operating in the

a.

forward active mode

b.

reverse saturation mode

c.

reverse active mode

d.

forward saturation mode

Discuss
Answer: (c).reverse active mode
Q559.
In a CE amplifier the Q point is very close to cutoff point on the load line. This results in

a.

saturation clipping

b.

cut off clipping

c.

both saturation and cut off clipping

d.

either saturation clipping or cut off clipping

Discuss
Answer: (b).cut off clipping
Q560.
In an op-amp comparator, the positive or negative output is

a.

saturated

b.

amplifier

c.

unsaturated

d.

any of the above

Discuss
Answer: (a).saturated
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