Power Systems If all the sequence voltages at the fault point in a power system are equal, then the fault point is a LLL LG LLG LL LLL LG LLG LL ANSWER DOWNLOAD EXAMIANS APP
Power Systems The only place where slip ring induction motors used in thermal power plants is none of above. lubrication oil pumps. coal handling plant. conveyors. none of above. lubrication oil pumps. coal handling plant. conveyors. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Taking the density of water to be 1000 kg/m³, how much power would be developed by a hydro electric generator unit, assume 100% efficiency, with 1 m head and 1 m³/s discharge? 2.90 kW 4.45 kW 9.81 kW 19.60 kW 2.90 kW 4.45 kW 9.81 kW 19.60 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems The method of neutral grounding affects the negative sequence network All of these positive sequence network zero sequence network negative sequence network All of these positive sequence network zero sequence network ANSWER DOWNLOAD EXAMIANS APP
Power Systems Communications lines are treated as medium transmission lines long transmission lines any of the above short transmission lines medium transmission lines long transmission lines any of the above short transmission lines ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the reflected voltage? -81.82 kV 18.18 kV 81.82 kV -18.18 kV -81.82 kV 18.18 kV 81.82 kV -18.18 kV ANSWER DOWNLOAD EXAMIANS APP
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