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 21 of 82

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Discuss
Answer: (c).sharp breakdown occurs at low reverse voltage
Q202.
Which one of the following bipolar transistors has the highest current gain bandwidth Product (fr) for similar geometry?
Discuss
Answer: (b).NPN silicon transistor
Discuss
Answer: (a).mostly in the Pโบ region
Q204.
The drain characteristics of JFET in operating region, are
Discuss
Answer: (b).almost flat
Discuss
Answer: (b).the forbidden energy gap in silicon and germanium decrease
Q206.
When a reverse bias is applied to a p-n junction, the width of depletion layer.
Discuss
Answer: (b).increases
Q207.
The Hall constant in Si bar is given by 5 x 103 cm³/ coulomb, the hole concentration in the bar is given by
Discuss
Answer: (b).1.25 x 1015/cm³
Q208.
Which of the following devices has a silicon dioxide layer?
Discuss
Answer: (d).MOSFET
Q209.
An increase of reverse voltage decreases the junction capacitance.
Discuss
Answer: (a).True
Q210.
The maximum forward current in case of signal diode is in the range of
Discuss
Answer: (c).few milli amperes