B.TechSemester 72024-25High Voltage EngineeringKEE073

High Voltage Engineering (KEE073) - AKTU Question Paper 2024-25

B.Tech · Semester 7 · Free PDF Download

This is the official AKTU High Voltage Engineering Previous Year Question Paper for B.Tech Semester 7, academic session 2024-25. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech

Semester:Semester 7

Session:2024-25

University:AKTU / UPTU

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Questions Asked in 2024-25

High Voltage Engineering (KEE073) — extracted question text · 100 marks · 3 Hours

Section AAttempt all questions in brief. 2 x 1 0 = 2 0

a
Define Paschen's Law and its significance?
b
What is Townsend's Criterion for Breakdown?
c
How are high direct current voltages generated?
d
What is the principle of an impulse generator?
e
How is high DC voltage measured?
f
What are the limitations of a Cathode Ray Oscillograph in high voltage measurement?
g
What are the natural causes of overvoltages in power systems?
h
Explain the role of insulation coordination in high voltage sy stems. 4 K2 i. Define partial discharge and its significance in electrical te sting. 5 K2 j. How is the dielectric constant of a material measured?

Section BAttempt any three of the following: 10 x 3 = 30

a
Derive Townsend's Current Growth Equation and explain its si gnificance
b
Explain the method of generation of high DC voltages with su itable diagrams
c
Explain the measurement techniques for high DC voltages. 3 K 2
d
Explain the overvoltage phenomena caused by lightning and it s mitigation methods
e
Discuss the methods for measuring the dielectric constant an d loss factor of materials

Section CAttempt any one part of the following: 10 x 1 = 10

a
Discuss the Streamer Theory of Breakdown in Gases with neces sary diagrams
b
Explain the conduction and breakdown mechanism in pure and c ommercial liquids
a
Discuss the techniques for g enerating high alternating voltages
b
Describe the generation of impulse voltages and the factors affecting it
a
Discuss the methods for measuring high alternating and impulse voltages
b
Describe the use of Cathode Ray Oscillographs in high voltag e and current measurement
a
Discuss the principles of in sulation coordination for high voltage systems
b
Describe the effects of switc hing surges on power systems. 4 K 2
a
Explain the process and import ance of partial discharge measurements
b
Describe the testing procedures for transformers in high vol tage systems

Question text is extracted from the official AKTU question paper PDF above. Check the original PDF for equations, diagrams and complete wording. Extracted: 2026-08-23.

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