Power System Protection and Relays Questions & Answers
What is protective relay? It is an electrical device designed to initiate the isolation of a part of the electrical installation, or to operate an alarm signal, in the event...
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Power Systems Operation and Control Interview questions
What is load curve? The curve drawn between the variations of load on the power station with reference to time is known as load curve. There are three types, Daily...
Questions & Answers of Power Systems
What are the sources of reactive power? How it is controlled? The sources of reactive power are generators, capacitors, and reactors. These are controlled by field excitation. Give some excitation...