Power Electronics MCQs

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

Power Electronics MCQs | Page 14 of 42

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Discuss
Answer: (b).is a minority carrier device
Q132.
A single phase step up cycloconverter changes 50 Hz to 100 Hz. Then one half wave of input will give rise to
Discuss
Answer: (b).one full wave of output
Q133.
Which of these triggering methods for series connected SCRs use LASCR in the gate circuit?
Discuss
Answer: (d).Optical triggering
Q134.
A 3 phase ac regulator uses
Discuss
Answer: (b).6 thyristors
Discuss
Answer: (b).forced commutation
Q136.
In a single phase full wave regulator feeding R-L load, the minimum firing angle can be zero.
Discuss
Answer: (a).True
Q137.
An RC snubber circuit is used to protect a thyristor against :
Discuss
Answer: (c).switching transients
Q138.
A DIAC has two terminals, anode and cathode.
Discuss
Answer: (b).False
Q139.
A single phase semiconverter has a freewheeling diode. If the firing angle is ฮฑ and the load is purely resistive, the periods of conduction and freewheeling respectively are
Discuss
Answer: (a).ฯ€ - ฮฑ and 0
Discuss
Answer: (a).12 pulse converters