Power Systems If a 500 MVA, 11 kV 3-phase generator at 50 Hz feeds through a transfer impedance of (0+j0.605) Ω/phase, an infinite voltage also at 11 kV, then the maximum steady state power transfer on the base of 500 MVA and 11 kV is 0.8 pu 1 pu 0.4 pu 0.5 pu 0.8 pu 1 pu 0.4 pu 0.5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The value of diversity factor is greater than 1 less than 1 1 0 greater than 1 less than 1 1 0 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation resistance of the 20 km long underground cable is 8 MΩ. Other things being same, the insulation resistance of 10 km long cable will be 32 MΩ 16 MΩ 4 MΩ 8 MΩ 32 MΩ 16 MΩ 4 MΩ 8 MΩ ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following circuit breakers produce least arc energy? Air blast CB. Air break CB. Plain oil CB. Minimum oil CB. Air blast CB. Air break CB. Plain oil CB. Minimum oil CB. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line is compensated with shunt capacitance Csh. If the uncompensated transmission line surge impedance is Zs, then find the new surge impedance Zn after shunt compensation? √(1 + Kcsh)/Zs Zs/√(1 + Kcsh) All of these Zs*√(1 + Kcsh) √(1 + Kcsh)/Zs Zs/√(1 + Kcsh) All of these Zs*√(1 + Kcsh) ANSWER DOWNLOAD EXAMIANS APP
Power Systems The total number of strands in a ACSR conductor are 7, then find the layer number? 2 7 3 5 2 7 3 5 ANSWER DOWNLOAD EXAMIANS APP
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