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 41 of 42

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Q401.
The total number of leads in SCR, DIAC and TRIAC respectively are
Discuss
Answer: (a).3, 2, 3
Q402.
A single phase semiconverter is feeding a highly inductive load and has a freewheeling diode across the load. The waveshape of input current is
Discuss
Answer: (b).rectangular
Discuss
Answer: (a).the waveshapes of output voltage and output current are exactly similar
Q404.
In an n stage high frequency series inverter having a time period T, each stage is active for a time interval of
Discuss
Answer: (b).T/n
Q405.
In a 3 phase semiconverter, the output voltage becomes discontinuous for
Discuss
Answer: (b).firing angle > 60°
Q406.
In integral cycle control of ac regulator, the input power factor is equal to
Discuss
Answer: (c).โˆšฮฑ
Discuss
Answer: (a).auxiliary commutation
Q408.
A fully controlled bridge converter feeds a highly inductive load such that the load current can be assumed to be constant. The wave shape of input current is
Discuss
Answer: (c).rectangular
Discuss
Answer: (a).transformer and thyristors
Q410.
The application of gate signal decreases the break over voltage of on SCR.
Discuss
Answer: (a).True