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14 of 25 questions on this paper were also asked in other years. Each is marked below with the years it appeared.See all 13 repeated 3170917 questions, most asked first
What voltage level is considered high voltage? Define the term 'insulation' in the context of high voltage electrical systems.
Discuss the working principle of a Van de Graff generator and its role in generating high voltages.
Also asked in Summer 2025 Q1b
Discuss the significance of transformer oil filtration and testing in maintaining the reliability of power transformers. What role does transformer oil play in electrical insulation?
List the numerical methods used for analyzing electrical fields in high voltage equipment.
Also asked in Summer 2025 Q3b
State Paschen’s Law. How does the law relate the breakdown voltage to the product of pressure and electrode distance?
Also asked in Summer 2025 Q4c
Describe Townsend's breakdown model in gases. Explain the key assumptions and principles underlying this model, including the role of ionization and electron multiplication.
Also asked in Summer 2025 Q1a
What is the Finite Element Method (FEM) and how is it used to solve partial differential equations? Explain the concept of 'elements' and 'nodes' in FEM.
Also asked in Summer 2025 Q3b
Explain the streamer mechanism of breakdown in gases. How does it differ from other breakdown mechanisms like the Townsend discharge?
What is the purpose of Frequency Response Analysis (FRA) in evaluating machine windings?
A generating voltmeter has to be designed so that it can have range from 20 KV to 200 KV DC. If the indicating meters reads minimum current of 2 μA. What should the capacitance of the generating voltmeter be? What should be the upper range of the meter? Assume that driving motor has synchronous speed of 1500 rpm.
How does this testing ensure the reliability of these components in an electrical system?
Also asked in Summer 2025 Q4a, Summer 2025 Q5a OR
What is the principle behind dielectric loss measurement in insulation testing, and why is it important?
Also asked in Summer 2025 Q1c
Also asked in Summer 2025 Q2b
Describe the components and their roles in a multi-stage Marx circuit. Why are each of these components necessary for the circuit's operation?
Also asked in Summer 2025 Q2c
A simple two-stage voltage multiplier circuit uses diodes and capacitors. If the input AC voltage to the first stage is 100 V (RMS) and the circuit operates at a frequency of 50 Hz, calculate the DC output voltage of the voltage multiplier.
Explain the basic principle of partial-discharge (PD) measurements in electrical insulation systems.
Also asked in Summer 2025 Q3a
Describe the working principle of a spark gap in measuring peak voltages. What are the key factors that influence the spark gap's performance?
Also asked in Summer 2025 Q3c
What are the front time and tail time in an impulse voltage? Sketch the standard lightning impulse waveform and label the front time and tail time.
Describe the basic operation of a Cockcroft-Walton Multiplier. How does it generate high voltage from a lower input voltage?
Also asked in Summer 2025 Q3c OR
Explain how dissolved gas analysis (DGA) can be used to identify potential faults in a transformer.
Explain the lightning mechanism and how it contributes to over voltages in electrical systems.
Explain the concept of insulation coordination in high voltage systems. How does insulation coordination help in protecting electrical equipment from over voltages, and what factors are considered in determining the appropriate insulation levels?
Also asked in Summer 2025 Q4c OR
Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.
BE Electrical
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Official Gujarat Technological University (GTU) examination paper for High Voltage Engineering (Summer 2026, B.E. · Electrical Engineering, Sem 7). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.
Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.
3170917 High Voltage Engineering
Official GTU PDF · Summer 2026
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