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 8 of 103

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Q71.
In the circuit of figure both diodes are ideal. If v1 = 10 V and v2 = 10 V which diode will conduct?

a.

D1 only

b.

D2 only

c.

Both D1 and D2

d.

Neither D1 nor D2

Discuss
Answer: (c).Both D1 and D2
Q72.
In the circuit of the given figure, assume that the diodes are ideal and the meter is an average indicating ammeter, the ammeter will read

a.

0.4โˆš2 A

b.

0.4 A

c.

0.8/ฯ€ A

d.

0.4/ฯ€ mA

Discuss
Answer: (d).0.4/ฯ€ mA
Q73.
In the following figure C = 0.02 ฮผF, and Vth is known to be of frequency ฯ‰ = 10โท rad/sec and rd = 2.5 ฮฉ and ZTh = RTh = 10 ฮฉ Then phase angle between id and Vd

a.

26.5°

b.

25°

c.

30°

d.

0°

Discuss
Answer: (a).26.5°
Q74.
In figure the cut in voltage of diode is 0.7 V and its bulk resistance is 20 ฮฉ. The peak value of circuit current of during positive and negative half cycles are

a.

10 mA and zero

b.

9.12 mA and zero

c.

9.3 mA and zero

d.

zero and 9.12 mA

Discuss
Answer: (b).9.12 mA and zero
Q75.
In figure, VG =

a.

2.22 V

b.

22.2 V

c.

0.22 V

d.

0.022 V

Discuss
Answer: (a).2.22 V
Q76.
In figure the voltage drop across diode is 0.7 V. Then the voltage across diode during negative half cycle is

a.

10 V

b.

9.3 V

c.

zero

d.

10.7 V

Discuss
Answer: (a).10 V
Q77.
For a base current of 10 ฮผA, what is the value of collector current in common emitter if ฮฒdc = 100

a.

10 ฮผA

b.

100 ฮผA

c.

1 mA

d.

10 mA

Discuss
Answer: (c).1 mA
Q78.
Which of the following oscillators is suitable for frequencies in the range of mega hertz?

a.

RC phase shift

b.

Wien bridge

c.

Hartley

d.

Both (a) and (c)

Discuss
Answer: (c).Hartley
Q79.
Consider the following statements : A clamper circuit

1. adds or subtracts a dc voltage to a waveform
2. does not change the waveform
3. amplifiers the waveform

Which are correct?

a.

1, 2

b.

1, 3

c.

1, 2, 3

d.

2, 3

Discuss
Answer: (a).1, 2
Q80.
A forward voltage of 9 V is applied to a diode in series with a 1 kฮฉ load resistor. The voltage across load resistor is zero. It indicates that

a.

diode is short circuited

b.

diode is open circuited

c.

resistor is open circuited

d.

diode is either short circuited or open circuited

Discuss
Answer: (b).diode is open circuited
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