Power Systems When a transformer is loaded, the secondary terminal voltage gains. That means power factor is zero. unity. lagging. leading. zero. unity. lagging. leading. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Gross head of an hydroelectric power station is the height of water level in the river where the tail race is provided. all of above. the height of water level in the river where the storage is provided. the difference of water level between the level in storage and tail race. the height of water level in the river where the tail race is provided. all of above. the height of water level in the river where the storage is provided. the difference of water level between the level in storage and tail race. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following materials can be used as coolant CO2. Heavy water. Helium. Any of above. CO2. Heavy water. Helium. Any of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is true? Corona loss increases with decrease in conductor size and decrease in supply frequency increase in conductor size and increase in supply frequency decrease in conductor size and increase in supply frequency increase in conductor size and decrease in supply frequency decrease in conductor size and decrease in supply frequency increase in conductor size and increase in supply frequency decrease in conductor size and increase in supply frequency increase in conductor size and decrease in supply frequency ANSWER DOWNLOAD EXAMIANS APP
Power Systems In boiler water reactor (BWR) enriched uranium is used as fuel. the feed water acts both coolant and a moderator. all of above. there is danger of radioactive contamination of steam. enriched uranium is used as fuel. the feed water acts both coolant and a moderator. all of above. there is danger of radioactive contamination of steam. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Differential relays does not used for which of the following faults? through faults both 1 and 2 faults within a transformer faults within a generator through faults both 1 and 2 faults within a transformer faults within a generator ANSWER DOWNLOAD EXAMIANS APP
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