Power Systems A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. Find the surge impedance loading with compensation? 456 MW 400 MW 386 MW 478 MW 456 MW 400 MW 386 MW 478 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following grounding is not practically preferred for protection of equipments? resistance grounding All of these reactance grounding isolated grounding resistance grounding All of these reactance grounding isolated grounding ANSWER DOWNLOAD EXAMIANS APP
Power Systems In order to have lower cost of power generaion the load factor should be low but diversity factor should be high the load factor should be high but diversity factor should be low The load factor and diversity factor should be high the load factor and diversity factor should be low the load factor should be low but diversity factor should be high the load factor should be high but diversity factor should be low The load factor and diversity factor should be high the load factor and diversity factor should be low ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are base load plants? thermal plants nuclear plants hydro plants All of these thermal plants nuclear plants hydro plants All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 200 MVA alternator operated at no load at frequency of 50 Hz, it has inertia constant of 5 MWsec/MVA and governing system has a time delay of 0.6 sec. If the load of 50 MW is suddenly applied then find the frequency deviation during this time? 0.76 Hz -0.85 Hz 0.85 Hz -0.76 Hz 0.76 Hz -0.85 Hz 0.85 Hz -0.76 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a neutral point of 3 - Φ system is directly connected to earth then it has what type of grounding? Peterson coil. Solid. Resistance. Reactance. Peterson coil. Solid. Resistance. Reactance. ANSWER DOWNLOAD EXAMIANS APP
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