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 80 of 82

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Q791.
The addition of p type impurity to intrinsic material creates allowable energy levels.
Discuss
Answer: (d).slightly above valence band
Discuss
Answer: (b).voltage controlled voltage source
Q793.
Free electrons exist in
Discuss
Answer: (d).conduction band
Discuss
Answer: (a).1.56 ฮผ ohm-cm
Q795.
Maximum rectification efficiency for a half wave rectifier is
Discuss
Answer: (d).40.6%
Q796.
For a semiconductor, the conductivity is a function of the products of the number of charge carriers and their mobilites. As result, if the temperature of a slab of intrinsic silicon increases, how does its conductivity vary?
Discuss
Answer: (b).Increases
Q797.
In a junction transistor, the collector cut-off current 'ICB0' reduces considerably by doping the
Discuss
Answer: (a).emitter with high level of impurity
Discuss
Answer: (b).reducing the switching time dissipation
Q799.
The first dominant pole encountered in the frequency response of a compensated op-amp is approximately at
Discuss
Answer: (a).5 Hz
Q800.
As compared to bipolar junction transistor, a FET
Discuss
Answer: (d).all of the above