Power Systems High capacity generators and motors are of star connected network star connected with grounding network delta connected network any of the above star connected network star connected with grounding network delta connected network any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems The line currents of 3-phase supply are: IR = 3 + j 5 A IY =2 + j 2 A IB = -2 - j 1 A The zero sequence current will be 5 + j 7 A 1 + j 2 A 1 + j 4 A -2 - j 1 A 5 + j 7 A 1 + j 2 A 1 + j 4 A -2 - j 1 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems One million cubic meters of water is stored in a reservoir feeding a water turbine. The density of water is 993 kg/m³. If the centre of mass of water is 50 meters above the turbine and losses are negligible, the energy produced by that volume of water is 140 MWhr 130.2 MWhr 120 MWhr 135.3 MWhr 140 MWhr 130.2 MWhr 120 MWhr 135.3 MWhr 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 730 MW. 740 MW. 710 MW. 720 MW. 730 MW. 740 MW. 710 MW. 720 MW. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line is operating under no load has ABCD parameters B = 100∠90° has a phase shift of 0.2 rad, how much shunt reactor is required for compensation of ferranti effect? 2 H 2 mH 15.9 mH 15.9 H 2 H 2 mH 15.9 mH 15.9 H ANSWER DOWNLOAD EXAMIANS APP
Power Systems String efficiency depends upon no. of SCR in the string. all of these. voltage rating of one SCR. voltage rating of whole string. no. of SCR in the string. all of these. voltage rating of one SCR. voltage rating of whole string. ANSWER DOWNLOAD EXAMIANS APP
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