Power Systems Which of the following power plants needs highly skilled/qualified engineers for its operation Thermal. Gas-turbine. Nuclear. Hydro Power Plant Thermal. Gas-turbine. Nuclear. Hydro Power Plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems The specific speed of water turbine is the speed at which the turbine develops unit horse power at all heads. unit horse power at unit head. a minimum horse power. maximum horse power. unit horse power at all heads. unit horse power at unit head. a minimum horse power. maximum horse power. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true regarding HVDC? Corona loss is very much reduced in the dc line HVDC can utilize earth for its return path There is no skin effect in dc line All of these Corona loss is very much reduced in the dc line HVDC can utilize earth for its return path There is no skin effect in dc line All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The neutral of 10 MVA, 11 kV alternator is earthed through a resistance of 5 ohms. The fault ready is set to operate at 0.75 A. The current transformers have a ratio of 1000/5. What is the percentage of the alternator winding is protected? 85% 88.2% 11.8% 15% 85% 88.2% 11.8% 15% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Deflectors are provided in propeller turbine. Kaplan turbine. Pelton wheel. Francis turbine. propeller turbine. Kaplan turbine. Pelton wheel. Francis turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The steam power plant efficiency can be improved by decreasing the load on the plant. using high temperature and high pressure steam. using large quantity of water. burning large amount of coal. decreasing the load on the plant. using high temperature and high pressure steam. using large quantity of water. burning large amount of coal. ANSWER DOWNLOAD EXAMIANS APP
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