Power Systems At slack bus, which one of the following combinations of variables is not specified? P and Q Q and V V and δ P and V P and Q Q and V V and δ P and V ANSWER DOWNLOAD EXAMIANS APP
Power Systems What will be the ratio of the C.T. on the H.V side of a 3 - φ star / delta 33 / 11 kV transformer if the protecting CT on the LV side has a ratio of 300 : 5 ? 150 : 4 / √3. 120 : 6 / √3. 200 : 5 / √3. 100 : 5 / √3. 150 : 4 / √3. 120 : 6 / √3. 200 : 5 / √3. 100 : 5 / √3. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge tank is kept very close to the spill way pen stock turbine generator spill way pen stock turbine generator ANSWER DOWNLOAD EXAMIANS APP
Power Systems The commercial sources of energy are fossile fuels and radioactive substances. none of above. wood, animal wastes and agricultural wastes. solar, wind, biomass. fossile fuels and radioactive substances. none of above. wood, animal wastes and agricultural wastes. solar, wind, biomass. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a transformer is loaded, the secondary terminal voltage gains. That means power factor is zero. leading. unity. lagging. zero. leading. unity. lagging. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In hydroelectric power plants both operating and initial cost are high. operating cost is high and initial cost is low. operating cost is low and initial cost is high. both operating and initial cost are low. both operating and initial cost are high. operating cost is high and initial cost is low. operating cost is low and initial cost is high. both operating and initial cost are low. ANSWER DOWNLOAD EXAMIANS APP