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 10 of 103

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Q91.
In figure if C is replaced by short circuit then RB will be

a.

425 K

b.

412 K

c.

474 K

d.

400 K

Discuss
Answer: (c).474 K
Q92.
In the circuit figure LED will be on when v1 is

a.

less than 6 V

b.

more than 6 V

c.

less than 12 V

d.

more than 12 V

Discuss
Answer: (b).more than 6 V
Q93.
A 12 kHz pulse wave-form is amplified by a circuit having an Upper cut-off frequency of 1 MHz. The minimum input pulse width that can be accurately reproduced is

a.

83.33 ฮผ sec

b.

1 ฮผ sec

c.

0.1 m sec

d.

3.5 m sec

Discuss
Answer: (b).1 ฮผ sec
Q94.
Feedback factor may be less or more than 1.

a.

True

b.

False

c.

May be True or False

d.

can't say

Discuss
Answer: (b).False
Q95.
An RC oscillator uses

a.

one RC combination

b.

two RC combinations

c.

at least three RC combinations

d.

either (a) or (b)

Discuss
Answer: (c).at least three RC combinations
Q96.
The main advantage of CMOS circuit is

a.

high gain

b.

high output impedance

c.

low power consumption

d.

high gain and high output impedance

Discuss
Answer: (c).low power consumption
Q97.
Ac signals are given to both inverting and non-inverting terminals of an op-amp. When will the output maximum

a.

when the phase difference between the inputs is 0°

b.

when the phase difference between the inputs in 90°

c.

when the phase difference between the inputs is 180°

d.

when the phase difference between the inputs is 0 or 180°

Discuss
Answer: (c).when the phase difference between the inputs is 180°
Q98.
Figure shows a portion of linear v - i characteristics of diode. If applied voltage is + 6 V, the current will be

a.

42 mA

b.

48 mA

c.

51 mA

d.

54 mA

Discuss
Answer: (d).54 mA
Q99.
In figure the zener current

a.

is always 130 mA

b.

may vary between 10 mA and 130 mA

c.

may vary between 60 mA and 130 mA

d.

is always equal to 65 mA

Discuss
Answer: (b).may vary between 10 mA and 130 mA
Q100.
In the circuit of figure the diode

a.

will conduct as the whole cycle

b.

will conduct in the positive half cycle

c.

will not conduct

d.

will conduct from 30° to 150° in the positive half cycle

Discuss
Answer: (c).will not conduct
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