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 4 A 5 + j 7 A 1 + j 2 A -2 - j 1 A 1 + j 4 A 5 + j 7 A 1 + j 2 A -2 - j 1 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relationships are not valid for short transmission lines All of these A = D = 1 Is = Ir B = C = Z All of these A = D = 1 Is = Ir B = C = Z ANSWER DOWNLOAD EXAMIANS APP
Power Systems How much KWh energy is produced by fission of 1 gm of uranium U235 24 kWh. 240 kWh. 24000 kWh. 2400 kWh. 24 kWh. 240 kWh. 24000 kWh. 2400 kWh. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Resistance switching in normally employed in minimum oil breakers. all breakers. bulk oil breakers. air blast circuit breaker. minimum oil breakers. all breakers. bulk oil breakers. air blast circuit breaker. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Isolator in sub station is open under ------------- condition? no load short circuit any of the above full load no load short circuit any of the above full load ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pelton wheel turbine is a high head turbine. medium head turbine. none of above. low head turbine. high head turbine. medium head turbine. none of above. low head turbine. ANSWER DOWNLOAD EXAMIANS APP