Podcast
Questions and Answers
What is the main advantage of interconnecting electrical supply systems?
What is the main advantage of interconnecting electrical supply systems?
- Pooling of generation capacity (correct)
- Reducing the transmission line voltage
- Increasing the power generation capacity
- Possessing excess generating capacity
What is the main reason for reinforcement need in a transmission system?
What is the main reason for reinforcement need in a transmission system?
- To reduce the power generation capacity
- To meet the increase in load (correct)
- To operate the system at an optimal level
- To increase the transmission line voltage
Which of the following voltage levels has the lowest failure rate for underground cables?
Which of the following voltage levels has the lowest failure rate for underground cables?
- 5-11 kV
- 33 kV
- 66 kV (correct)
- 11-20 kV
What is the main advantage of using high voltage transmission lines?
What is the main advantage of using high voltage transmission lines?
What is the primary function of a high voltage transmission system?
What is the primary function of a high voltage transmission system?
What is the purpose of surge impedance loading in a transmission system?
What is the purpose of surge impedance loading in a transmission system?
What is the primary function of switching and protection equipment in a power system?
What is the primary function of switching and protection equipment in a power system?
What is the primary function of transformers in a power system?
What is the primary function of transformers in a power system?
What is the typical voltage range of distribution feeders?
What is the typical voltage range of distribution feeders?
What is the main purpose of a distribution system in an electric power system?
What is the main purpose of a distribution system in an electric power system?
What determines the capacity of power lines?
What determines the capacity of power lines?
What is the primary purpose of a transmission system in an electric power system?
What is the primary purpose of a transmission system in an electric power system?
What happens to voltage drop and power losses in power lines as the load increases?
What happens to voltage drop and power losses in power lines as the load increases?
What is the typical range of capacity for distribution feeders?
What is the typical range of capacity for distribution feeders?
What is the typical voltage range of transmission lines in European countries?
What is the typical voltage range of transmission lines in European countries?
What is the purpose of a step-up transformer in a power transmission system?
What is the purpose of a step-up transformer in a power transmission system?
What is the primary factor considered when determining the power generation capacity of a power station?
What is the primary factor considered when determining the power generation capacity of a power station?
What are the main environmental issues associated with power generation?
What are the main environmental issues associated with power generation?
