Power Systems For n bus power system size of Y bus matrix is (n-2)×(n-2) (n-1)×(n-2) (n-1)×(n-1) n×n (n-2)×(n-2) (n-1)×(n-2) (n-1)×(n-1) n×n ANSWER DOWNLOAD EXAMIANS APP
Power Systems The draft tube is provided to None of these reduce the effect of water hammer. raise the water surface of the stream to create an artificial head. increase the acting head on the water wheel. None of these reduce the effect of water hammer. raise the water surface of the stream to create an artificial head. increase the acting head on the water wheel. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Making and breaking currents of 3 phase AC circuit breakers in power system are respectively in what form? any of the above RMS and Instantaneous value RMS and RMS value Instantaneous and RMS value any of the above RMS and Instantaneous value RMS and RMS value Instantaneous and RMS value ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has a rating of 10 MVA, 5 kV has a reactance of 0.02 pu. Find the reactance at a new base values of 50 MVA, 10 kV? 0.05 0.25 0.025 0.02 0.05 0.25 0.025 0.02 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power system consists of 300 buses out of which 20 buses are generator buses, 25 buses are the ones with reactive power support buses and 15 buses are ones with fixed shunt capacitors. All the other buses are load buses. It is proposed to perform a load flow analysis for the system using Newton-Raphson Jacobian matrix is 553×553 540×540 555×555 554×554 553×553 540×540 555×555 554×554 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The maximum demand of a consumer is 2 kW and corresponding daily energy consumption is 30 units. What is the corresponding load factor? 25% 75% 50.5% 62.5% 25% 75% 50.5% 62.5% ANSWER DOWNLOAD EXAMIANS APP
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