Solved question paper for PE May-2022 (DIPLOMA 4th)
Solved Question Paper
Power Electronics May-2022
PSBTE • DIPLOMA • ECE(Industry Integrated) • 4th • May-2022
Power Electronics for Punjab State Board of Technical Education Diploma in Engineering ECE(Industry Integrated) 4th semester is presented here as a subject-focused page for previous year question papers and exam preparation. Students can use it to review past paper trends, practice subject-wise questions, and understand how the exam is usually framed for revision and self-study. This page helps students looking for Power Electronics previous year paper material in a simple, searchable format. BRpaper is not the official website of Punjab State Board of Technical Education, and the content here is meant only to support paper search and preparation.
These Questions are downloaded from www.brpaper.com. You can also download previous years question papers of 10th and 12th (PSEB & CBSE), B-Tech, Diploma, BBA, BCA, MBA, MCA, M-Tech, PGDCA, B-Com, BSc-IT, MSC-IT.
Solved Questions
Solved-
The response of a transistor is __________ in comparison to thyristor.Fill in the Blanks 1 Marks May-2022 • PSBTE DIPLOMA
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A MOSFET is __________ controlled __________ carrier device.Fill in the Blanks 1 Marks May-2022 • PSBTE DIPLOMA
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A triac conducts in __________ direction.Fill in the Blanks 1 Marks May-2022 • PSBTE DIPLOMA
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If the firing angle in a SCR rectifier is decreased, the output is __________.Fill in the Blanks 1 Marks May-2022 • PSBTE DIPLOMA
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Series inverter also known as __________ inverters.Fill in the Blanks 1 Marks May-2022 • PSBTE DIPLOMA
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Duty cycle of a chopper is varied between __________.Fill in the Blanks 1 Marks May-2022 • PSBTE DIPLOMA
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In the continuous conduction mode, at least __________ thyristor conducts at all times.Fill in the Blanks 1 Marks May-2022 • PSBTE DIPLOMA
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An inverter converts __________ into __________.Fill in the Blanks 1 Marks May-2022 • PSBTE DIPLOMA
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__________ can be fired without any biasing.Fill in the Blanks 1 Marks May-2022 • PSBTE DIPLOMA
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UPS stands for __________.Fill in the Blanks 1 Marks May-2022 • PSBTE DIPLOMA
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__________ has full control over the transmission.Fill in the Blanks 1 Marks May-2022 • PSBTE DIPLOMA
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A UJT is a __________ device.Fill in the Blanks 1 Marks May-2022 • PSBTE DIPLOMA
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Dual converter can be operated in __________ quadrants.Fill in the Blanks 1 Marks May-2022 • PSBTE DIPLOMA
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Explain the application of UJT as relaxation oscillator.Short Answer 5 Marks May-2022 • PSBTE DIPLOMA
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What is the disadvantage of AC drives over DC drives.Short Answer 5 Marks May-2022 • PSBTE DIPLOMA
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Describe the working of single phase half wave controlled rectifier.Short Answer 5 Marks May-2022 • PSBTE DIPLOMA
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May 2022 Describe the working of fully controlled full wave bridge rectifier.
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Differentiate between a Step Up and Step Down chopper.Short Answer 5 Marks May-2022 • PSBTE DIPLOMA
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What do you mean by UPS? Explain.Short Answer 5 Marks May-2022 • PSBTE DIPLOMA
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Explain the working principle of dual converter.Short Answer 5 Marks May-2022 • PSBTE DIPLOMA
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Explain the principle of selection of heat sinks for thyristors.Short Answer 5 Marks May-2022 • PSBTE DIPLOMA
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What do you mean by Class A chopper? Explain in brief.Short Answer 5 Marks May-2022 • PSBTE DIPLOMA
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Describe the different methods of SCR triggering.Long Answer 10 Marks May-2022 • PSBTE DIPLOMA
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Describe the working of fully controlled full wave bridge rectifier.Long Answer 10 Marks May-2022 • PSBTE DIPLOMA
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May 2022 Describe the working of single phase half wave controlled rectifier.
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Write short note on any two (i) HVDC (ii) GTO (iii) SMPS.Long Answer 10 Marks May-2022 • PSBTE DIPLOMA
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Explain the working of ON line UPS with the help of block diagram.Long Answer 10 Marks May-2022 • PSBTE DIPLOMA
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Describe the speed control of DC motor using chopper drive.Long Answer 10 Marks May-2022 • PSBTE DIPLOMA
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FAQ
Frequently Asked Questions
Answers about this subject, solved papers, and preparation.
01 Where can I find Power Electronics previous year question papers for PSBTE Diploma ECE 4th semester?
This page is meant to help students find Power Electronics previous year paper material for the PSBTE Diploma ECE Industry Integrated 4th semester in one place.
02 Can I use this page to revise Power Electronics exam topics?
Yes. Subject-wise previous year papers help you revise repeated topics, understand question style, and practice for the 4th semester exam.
03 Are these the official question papers of Punjab State Board of Technical Education?
No. BRpaper is not the official website of Punjab State Board of Technical Education. It only helps students search for question papers and study material.
04 Does this page cover only Power Electronics?
Yes. This page is focused on the Power Electronics subject for Diploma in Engineering, ECE(Industry Integrated), 4th semester.
05 Will previous year papers help me understand the exam pattern?
Yes. Practicing old papers is a useful way to understand the marking style, repeated questions, and overall exam pattern for this subject.