Exam Details
| Subject | Power System - I | |
| Paper | ||
| Exam / Course | B.Tech. VIEP- Electrical Engineering III (BTCSVI/BTECVI/BTELVI) | |
| Department | School of Engineering & Technology (SOET) | |
| Organization | indira gandhi national open university | |
| Position | ||
| Exam Date | June, 2015 | |
| City, State | new delhi, |
Question Paper
Determine the Inductance of the double circuit line shown in Figure 1. The self GMD of conductor is 0·0069 m.
<img src='./qimages/15539-1a.jpg'>
What are bundled conductors Briefly describe the advantages of bundled conductors.
Calculate the C and D parameters for medium transmission line for nominal n model.
List and explain the methods of Reducing corona loss.
List the types of Insulators used for overhead lines. Give brief description of anyone.
Name the different methods of prevention of vibrations. Explain anyone of them with a neat sketch.
4. Derive the formula of voltage distribution across each unit of a string suspension insulator consisting of four units. Also define the string efficiency.
5. Describe with a neat sketch the construction of a 3-core belted type cable. Discuss the limitations of such a cable.
6. Derive the formula of capacitance of a 2-wire line, having radius of conductor and distance between them as
7. Explain the modified Kelvin's law with graphical representation and also describe the limitations.
8. Explain the classification of lines based on their length of transmission. Also explain the Ferranti effect with a phasor diagram.
9. What is a sag template? Explain how this is useful for location of towers and stringing of power conductors.
10. Explain the various methods of grading of cables and derive the formula for anyone of them.
<img src='./qimages/15539-1a.jpg'>
What are bundled conductors Briefly describe the advantages of bundled conductors.
Calculate the C and D parameters for medium transmission line for nominal n model.
List and explain the methods of Reducing corona loss.
List the types of Insulators used for overhead lines. Give brief description of anyone.
Name the different methods of prevention of vibrations. Explain anyone of them with a neat sketch.
4. Derive the formula of voltage distribution across each unit of a string suspension insulator consisting of four units. Also define the string efficiency.
5. Describe with a neat sketch the construction of a 3-core belted type cable. Discuss the limitations of such a cable.
6. Derive the formula of capacitance of a 2-wire line, having radius of conductor and distance between them as
7. Explain the modified Kelvin's law with graphical representation and also describe the limitations.
8. Explain the classification of lines based on their length of transmission. Also explain the Ferranti effect with a phasor diagram.
9. What is a sag template? Explain how this is useful for location of towers and stringing of power conductors.
10. Explain the various methods of grading of cables and derive the formula for anyone of them.
Other Question Papers
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Subjects
- Active Filter Design
- Advanced Control System
- Advanced Power Electronics
- Applied Electromagnetics
- Basics Of Electrical Engineering
- Computer Process Control
- Control System
- Digital Electronics
- Electric Energy Utilization
- Electrical And Electronics Engineering Materials
- Electrical Instrumentation
- Electrical Machine - I
- Electrical Machines - Ii
- Electrical Machines And Electronics
- Electrical Measurements And Measuring Instruments
- Electro Mechanical Energy Conversion - I
- Electro-Mechanical Energy Conversion - Ii
- Electro-Mechanical Energy Conversion-Iii
- Electromagnetic Theory
- Energy Auditing And Analysis
- High Voltage Engineering
- Industrial Drives
- Micro Controllers
- Microprocessor And Applications
- Network Theory
- Power Quality Issues And Remedial Measures
- Power System
- Power System - I
- Stochastic Control Systems
- Switchgear And Protection