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 1 + j 2 A -2 - j 1 A 1 + j 4 A 5 + j 7 A 1 + j 2 A -2 - j 1 A 1 + j 4 A 5 + j 7 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which power plant cannot have single unit of 100 MW capacity Diesel engine plant. Hydro electric power plant. Steam power plant. Nuclear power plant. Diesel engine plant. Hydro electric power plant. Steam power plant. Nuclear power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What type of back up protection is used for alternators? Buchholz relay. IDMT relay. Impedance relay. Mho relay. Buchholz relay. IDMT relay. Impedance relay. Mho relay. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Area under the daily curve divided by 24 gives maximum load units generated average load maximum demand maximum load units generated average load maximum demand ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of draft tube is reaction turbine is to reduce water hammer. all of above. increase flow rate of water. convert kinetic energy of water. reduce water hammer. all of above. increase flow rate of water. convert kinetic energy of water. ANSWER DOWNLOAD EXAMIANS APP
Power Systems An ACSR conductor has internal inductance 0.05 mH/Km for µr = 1. If this ACSR is replaced with another having µr = 2, then find the internal inductance? 0.05 mH/Km 0.025 mH/Km 0 mH/Km 0.1 mH/Km 0.05 mH/Km 0.025 mH/Km 0 mH/Km 0.1 mH/Km ANSWER DOWNLOAD EXAMIANS APP