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Questions and Answers
What is the main purpose of a protection system in an electrical power system?
What is the main purpose of a protection system in an electrical power system?
- To regulate the voltage in the power system
- To reduce power losses in the electrical system
- To control the electrical circuit
- To protect personnel and primary electric power equipment from fault effects (correct)
Which of the following is a function of protection in an electrical power system?
Which of the following is a function of protection in an electrical power system?
- Isolating the healthy part of the system
- Identifying the location of fault (correct)
- Increasing the chances of faults in transmission lines
- Reducing the conductivity of the electrical circuit
What are the two main classifications of switchgear?
What are the two main classifications of switchgear?
- Analog switchgear and digital switchgear
- Transistor switchgear and diode switchgear
- Low voltage switchgear and high voltage switchgear (correct)
- Mechanical switchgear and electrical switchgear
Which material properties are essential for fuse elements used in a protection system?
Which material properties are essential for fuse elements used in a protection system?
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Why are chances of fault very high in transmission lines compared to machines and generators?
Why are chances of fault very high in transmission lines compared to machines and generators?
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