Power System I (BEE501) - AKTU Question Paper 2024-25
B.Tech · Semester 5 · Free PDF Download
This is the official AKTU Power System I Previous Year Question Paper for B.Tech Semester 5, 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 5
Session:2024-25
University:AKTU / UPTU
Rate this paper
Questions Asked in 2024-25
Power System I (BEE501) — complete question paper · 70 marks · 3 Hours
Section AAttempt all questions in brief. 2 x 07 = 14
- aDescribe the renewable and no n-renewable energy resources. CO
- bDefine these terms: (i) Demand Factor (ii) Diversity Factor, CO
- cWhat do you understand by singl e line diagram in power system. CO
- dDefine the term per unit system and also explain their signifi cance CO
- eDescribe the factors affecting sag of an overhead transmission lines. CO
- fWhat do you mean by se lf GMD & mutual GMD? CO
- gExplain the term insulation and also explain the types of insu lating materials. CO
Section BAttempt any three of the following: 07 x 3 = 21
- aExplain the basic structure of smart grid and also explain t he importance of IT equipment in the power system. CO
- bWhat are corona effects? Explai n the factors which affects t he corona loss and how it is reduced? CO
- cEach conductor of a three-phase overhead line is suspended f rom a cross arm of steel tower by a string of 4 suspension insulators. The voltage across the second unit is 14.2 KV and across the third 20 KV. F ind the voltage between the conductors and the string efficiency
- dDerive an expression for capacitance of a symmetrical three phase lines. CO
- eDraw the layout and explain the oil-filled cables. CO
Section CAttempt any one part of the following: 07 x 1 = 07
- aThe yearly load duration curve of a power plant is a straigh t line. The maximum load is 500 MW, and the minimum load is 400 MW. The capacity of the plant is 750 MW. Find (a) Plant Capacity factor (b) Load Factor (c) Utilization factor (d) Reserve Capacity
- bDraw the block diagram and explain the working of thermal po wer plants. CO
- aCompare the volume of conductor materialrequired for a d.c. 3-wire system and 3-phase, 3-wire syste m on the basis of equalmaximum potential difference between one conductor and earth. Make suitable assumptions
- bSketch the T & π model of medium transmission lines and expl ain their parameters. CO
- aExplain the methods of calculating sag and tension of overhe ad transmission lines at unequal level of ground. CO
- bWhat are insulators? Explain their types and applications wi th neat and clean diagram. CO
- aA three phase 50 Hz line co nsists of three conductors each o f diameter 21 mm. The spacing between the conductors is as follows: Find the inductance and inductive reactance per phase per km of the line
- bDerive an expression for the inductance of symmetrical three phase line. What is meant by the term equivalent spacing? State its significance. CO
- aExplain in detail grading of the overhead cables. CO
- bDetermine the overall diameter of a single core cable and it s most economical diameter when working on a 3 phase 275 KV system. Th e maximum permissible stress in th e dielectric is not to exceed 1 5 KV/
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.
Power System I — Other Year Papers
AKTU Power System I PYQs from other sessions
More B.Tech Semester 5 (2024-25) Papers
Other subjects from same semester and session
Machine Design2024-25Bio Medical Signal Processing2024-25Turbo Machines2024-25Essence Of Indian Traditional Knowledge2024-25Cloud Computing2024-25Design And Analysis Of Algorithm2024-25Computer Vision2024-25Advance Manufacturing Processes2024-25
View all B.Tech Semester 5 2024-25 papers →Syllabus & More PYQs
Paper solve karne se pehle unit-wise syllabus dekh lo