Electronic Devices and Circuits MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Electronic Devices and Circuits, 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 Electronic Devices and Circuits 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 Electronic Devices and Circuits mcq questions that explore various aspects of Electronic Devices and Circuits problems. Each MCQ is crafted to challenge your understanding of Electronic Devices and Circuits 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 Electronic Devices and Circuits 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 Electronic Devices and Circuits. 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 Electronic Devices and Circuits knowledge to the test? Let's get started with our carefully curated MCQs!

Electronic Devices and Circuits MCQs | Page 7 of 82

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Discuss
Answer: (c).generation of electromagnetic radiations
Discuss
Answer: (d).periodic only if all the sinusoidals are identical in frequency and phase
Q63.
Which of the following expressions may be used to correctly describe the temperature (T) variation of the intrinsic carrier density (ni) of a semiconductor?

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Discuss
Answer: (b).Schottky diode
Discuss
Answer: (b).terminals 1, 2, 3 are emitter, base, collector respectively
Q66.
The network shown in the figure represents a
Discuss
Answer: (a).band pass filter
Q67.
In a junction transistor biased for operation at emitter current 'IE' and collector current 'IC' the transconductance 'gm' is.

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q68.
CE saturation resistance of n-p-n transistor is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q69.
Typical values of h parameters at about 1 mA collector current for small signal audio amplifier in CE configuration are :

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q70.
R.M.S. value of the waveform shown will be
Discuss
Answer: (c).7.07 V