Industrial Electronics 2 Previous Year Question Paper Solved | WBSCTVESD 6th Sem Electronics

Master Industrial Electronics-II | WBSCTVESD 6th Semester Exam Prep & MCQs
Are you preparing for your WBSCTVESD 6th-semester electronics and telecommunication engineering exams? Stop guessing the important questions! In this comprehensive, exam-focused video, we break down essential very short answer questions, multiple-choice questions (MCQs), and true/false concepts for Industrial Electronics II.

Whether you need a quick refresher on choppers, inverters, cycloconverters, or DC motor control, this step-by-step guide provides accurate solutions and clear explanations to help you build confidence and ace your engineering exams.

💡 What You Will Learn in This Video:
Motor Speed Control: Core principles of armature voltage control, field resistance control, and their effects on DC motor torque and base speed.

Power Electronics Converters: Deep dive into how choppers, cycloconverters, and voltage-source/current-source inverters work.

Mathematical Breakdowns: Step-by-step mathematical explanations for calculation-based questions like finding the duty cycle.

Uninterruptible Power Supplies (UPS): Key differences between online vs. offline UPS systems and static switch components.

Renewable Energy Components: The operating principles behind solar cells and photovoltaic effects.
⏱️ Video Timestamps (Chapters):
Part 1: Multiple Choice Questions (MCQs)

0:00 – Intro: WBSCTVESD Industrial Electronics-II Exam Prep

0:21 – Q1: Armature Voltage Control in DC Motors

0:36 – Q2: Formula for the Duty Cycle of a Chopper

0:51 – Q3: Principles of Phase-Control

1:06 – Q4: Why Induction Motor Rotors Can't Run at Synchronous Speed

1:21 – Q5: Voltage Source Inverter Inductance Requirements

1:36 – Q6: Definition of a Cycloconverter

1:51 – Q7: Understanding Asynchronous Motors

2:06 – Q8: Number of SCRs in a Single-Phase Bridge Cycloconverter

2:21 – Q9: Calculating Fundamental Output Voltage for Full Bridge Inverters

2:36 – Q10: Waveform of Load Current with Pure Inductive Load

2:51 – Q11: Structure of a Single-Phase Half-Wave Voltage Controller

3:06 – Q12: Operating Quadrants of a Type-D Chopper

3:21 – Q13: Speed vs. Armature Current in a DC Series Motor

3:36 – Q14: Measuring Units of UPS Output Ratings

3:51 – Q15: Semiconductor Material Structure of a Solar Cell

Part 2: Fill in the Blanks

4:08 – Q1: Choppers as a DC Transformer

4:18 – Q2: Controlling Chopper Load Voltage

4:28 – Q3: Pulse Duration to Total Time Ratio Percentage

4:38 – Q4: Inverter Power Conversions (DC to AC)

4:48 – Q5: Freewheeling Diodes in Voltage Source Inverters

4:58 – Q6: Core Applications of Cycloconverters

5:08 – Q7: Mathematical Formula for Actual Running Speed of Induction Motors

5:18 – Q8: Chopper Control for DC Motors

5:28 – Q9: Frequency Conversions in Cycloconverters

5:38 – Q10: Calculating Duty Cycle with On-Time and Frequency

5:48 – Q11: Field Resistance Control vs. Base Speed

5:58 – Q12: What Happens if a DC Motor Field Coil Opens?

6:08 – Q13: Standard Battery Types Used in UPS Systems

6:18 – Q14: Static Switches in Low-Power Applications

6:28 – Q15: Online UPS vs. Offline UPS Components

Part 3: True or False Concepts

6:38 – Q1: Duty Cycle Range Limits

6:48 – Q2: Type-A Choppers: Step-Up or Step-Down?

6:58 – Q3: Forward Biasing in Positive Half Cycles

7:08 – Q4: AC Drives Speed Control using Cycloconverters

7:18 – Q5: Armature Voltage Control and Constant Torque Drive

7:28 – Q6: DC Motor Torque vs. Current Flow

7:38 – Q7: Slip Speed Definition in Induction Motors

7:48 – Q8: Is a Single-Phase Induction Motor Self-Starting?

7:58 – Q9: Freewheeling Diode Requirements for Inductive Loads

8:08 – Q10: Obtaining Current Source Inverters

8:18 – Q11: Static UPS Component Requirements

8:28 – Q12: Working Mechanisms of Offline UPS Units

8:38 – Q13: Online UPS vs. Offline UPS System Costs

8:48 – Q14: Solar Cells vs. Photodiodes Operating Principles

8:58 – Q15: Digital System Compatibility of Stepper Motors

9:08 – Outro: Like, Comment, Share & Subscribe!

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Видео Industrial Electronics 2 Previous Year Question Paper Solved | WBSCTVESD 6th Sem Electronics канала AIMTECH Academy