B.TechSemester 72024-25Utilization Of Electrical Energy Electric TractionKEE079

Utilization Of Electrical Energy Electric Traction (KEE079) - AKTU Question Paper 2024-25

B.Tech · Semester 7 · Free PDF Download

This is the official AKTU Utilization Of Electrical Energy Electric Traction 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

Utilization Of Electrical Energy Electric Traction (KEE079) — complete question paper · 100 marks · 3 Hours

Section AAttempt all questions in brief. 2 x 10 = 20

a
List the properties of heating element material
b
State any 2 disadvantages of co re type induction heating?
c
List the different types of welding
e
Define Luminous flux and write its unit
g
Write short note on Schedule speed
h
What is crest speed. 4 K2 i. Write the advantages of Electric traction compare with Diesel locomotives? j. List factors affecting the sp ecific energy consumption?

Section BAttempt any three of the following: 10 x 3 = 20

a
What are the types of heati ng? Explain about the induction heating
b
Explain the Butt welding with neat diagram
c
Write note on: (i) Utilization factor (UF) (ii) Maintenance factor (MF) (iii) Depreciation factor
d
Explain the theory, working and characteristics of linear in duction motor for traction purposes
e
State the mechanical and electrical characteristics of elect ric traction motors

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

a
Explain the types of electrodes used in arc furnace
b
Explain with neat sketch the working of Ajax Wyatt Furnace
a
Explain the basic laws which govern electro-deposition
b
Write the applications of electrolysis
a
What are main objective of outdoor lighting (or street light ing) ? And give its principles also
b
Draw a complete diagram showing therein different components of an air-conditioning plant. What is the function of each component?
a
Explain the factors that determine the choice of supply syst em for main line traction and give voltage and frequency of the supply as adopted by Indian Railways
b
Draw and explain general spee d-time curve of a train running between two stations. How can this curve be approximated for (a) main l ine service (b) suburban service?
a
Compare the use of DC series motor and AC series motorin ele ctric traction
b
Explain diesel engine driven alternator feeding induction motor

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

Repeated Questions — KEE079

Questions that appeared in more than one session, found by comparing 2 years of Utilization Of Electrical Energy Electric Traction papers (2022-23, 2024-25)

Explain with neat sketch the working of Ajax Wyatt Furnace

Appeared in: 2022-23 · 2024-25

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