Power Systems Which one of the following relays has the capability of anticipating the possible major fault in a transformer? Over fluxing relay Over current relay Differential relay Buchholz relay Over fluxing relay Over current relay Differential relay Buchholz relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems When series reactor is used in generating stations, the fault current magnitude is reduced increased any of the above remains unaffected reduced increased any of the above remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Power Systems The specific speed of water turbine is the speed at which the turbine develops unit horse power at unit head. unit horse power at all heads. maximum horse power. a minimum horse power. unit horse power at unit head. unit horse power at all heads. maximum horse power. a minimum horse power. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal generating station has an installed capacity of 15 MW and supplies a daily load of 10 MW for 12 hours and 5 MW for remaining 12 hours. The plant capacity factor for the station is 1 0.5 0.6 0.75 1 0.5 0.6 0.75 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the disadvantages of phase modifiers? It requires more maintenance because of running equipment All of these It consumes both active and reactive power Initial cost of synchronous phase modifier is higher It requires more maintenance because of running equipment All of these It consumes both active and reactive power Initial cost of synchronous phase modifier is higher ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station has a maximum demand of 50 MW a load factor of 60 %, a plant capacity factor of 45 % and if the plant while running as per schedule were fully loaded. The daily energy produced will be 710 MW. 730 MW. 740 MW. 720 MW. 710 MW. 730 MW. 740 MW. 720 MW. ANSWER DOWNLOAD EXAMIANS APP
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