Exam Details
| Subject | Switchgear And Protection | |
| 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
Define the following terms as applied to protective relaying:
Selectivity
Speed
Plug setting multiplier
Time setting multiplier
What are the requirements of protective relaying? What do you mean by protective zones in a protective relaying system
Explain, with the help of a neat sketch, the construction and working of a bulk oil circuit breaker.
What are the advantages and disadvantages of a minimum oil circuit breaker over bulk oil circuit breaker?
Draw a generalised wave shape of a lightning stroke. With the help of a neat sketch, explain the wave propagation on a transmission line.
Explain the phenomenon of arcing ground. How can arcing ground be minimized?
Explain the construction and working of induction type over current relay with the help of a neat diagram.
What is the need of directional relay? Explain the basic principle of directional relay.
Draw and explain the Merz-Priceprotective scheme for an alternator.
Give the merits and demerits of static relays over digital numerical relays.
Explain the terms "Restriking voltage and rate of rise of restriking voltage". What is their significance in operation of a circuit breaker?
Explain Buchholz's relay used in protection of a power transformer, with the help of a neat sketch.
7. Write short notes on any two of the following:
Insulation co-ordination
Distance relay
Protection of bus bars
Selectivity
Speed
Plug setting multiplier
Time setting multiplier
What are the requirements of protective relaying? What do you mean by protective zones in a protective relaying system
Explain, with the help of a neat sketch, the construction and working of a bulk oil circuit breaker.
What are the advantages and disadvantages of a minimum oil circuit breaker over bulk oil circuit breaker?
Draw a generalised wave shape of a lightning stroke. With the help of a neat sketch, explain the wave propagation on a transmission line.
Explain the phenomenon of arcing ground. How can arcing ground be minimized?
Explain the construction and working of induction type over current relay with the help of a neat diagram.
What is the need of directional relay? Explain the basic principle of directional relay.
Draw and explain the Merz-Priceprotective scheme for an alternator.
Give the merits and demerits of static relays over digital numerical relays.
Explain the terms "Restriking voltage and rate of rise of restriking voltage". What is their significance in operation of a circuit breaker?
Explain Buchholz's relay used in protection of a power transformer, with the help of a neat sketch.
7. Write short notes on any two of the following:
Insulation co-ordination
Distance relay
Protection of bus bars
Other Question Papers
Departments
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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