High Voltage AC Transmission Interview Questions and Answers: 1. What are the transmission voltages that are used in India ? Ans. 33, 66, 110, 132, 220 and 400 kV. 765/800…

DC Distribution Interview Questions and Answers: 1. What is distribution system ? Ans. The part of power system which distributes electric power for local use is known as distribution system.…

Transmission Line Constants Interview Questions and Answers: 1. Distinguish between ac and dc resistances of a conductor. Why the two differ ? Ans. The resistance offered to dc, by a…

Mechanical Design of Overhead Lines Interview Questions and Answers: 1. What are the various components of an overhead line ? Ans. The main components of an overhead line are supports/towers,…

Supply Systems Interview Questions and Answers: 1. What is the voltage that has been selected for HVDC transmission ? Ans. ± 500 kV. 2. What is an electric power supply…

Tariffs and Power Factor Improvement Interview Questions and Answers: 1. What is meant by tariff? Ans. Tariff means the schedule of rates or charges. Tariff, in case of electric supply,…

Power Plants Economics Interview Questions and Answers: 1. State factors on which generating cost depends. Ans. The generating cost per unit (kWh) of energy depends upon the cost covering the…

Cogeneration and Energy Conservation Interview Questions and Answers: 1. What do you mean by word 'cogeneration' ? Ans. Cogeneration is sequential of energy contained in fuel into two or more…