What is primary and backup protection?
How do you select the pickup value of the relay?
Give some example of fault limiting devices?
What is the difference between the transmission line and distribution line?
What is the bundle conductor?
What is the difference between resistance grounding system and resistance earthing system?
When are the directional relays used?
What are the common sources of energy?
How many types of faults are there in 3 phase power system?
What is meant by sag?
What is critical disruptive voltage?
What are the advantages of a three-phase system over a single-phase system?
What are the causes of electrical faults?
Write down the classification of the transmission line?
What is the difference between a fuse and a breaker?