Power Systems Buchholz relay is used for protection of bus bar. none of these. transformer. alternator. bus bar. none of these. transformer. alternator. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a two plant system, the load is connected to plant number 2. The loss coefficients are B11,B22 are non zero,B12 = 0 B11 is non zero,B22 = B12 = 0 B11,B22,B12 are non zeros B11,B12 are non zero ,B22 = 0 B11,B22 are non zero,B12 = 0 B11 is non zero,B22 = B12 = 0 B11,B22,B12 are non zeros B11,B12 are non zero ,B22 = 0 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following buses is/are not PV buses? voltage control buses reactive power support buses fixed shunt capacitor buses both 1 and 2 voltage control buses reactive power support buses fixed shunt capacitor buses both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In which power plant, the thermal efficiency is quite low Hydro power plant. Nuclear power plant. Diesel power plant. Steam power plant. Hydro power plant. Nuclear power plant. Diesel power plant. Steam power plant. ANSWER DOWNLOAD EXAMIANS APP
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%. The line is connected to a generator delivering 200 MW. Find the load angle with out and with compensation respectively? 26° and 30° 45° and 26° 30° and 45° 30° and 26° 26° and 30° 45° and 26° 30° and 45° 30° and 26° ANSWER DOWNLOAD EXAMIANS APP
Power Systems The corona loss on a particular system at 50 Hz is 1 kW/km per phase. What is the corona loss at 60 Hz in kW/km per phase? 0.89 1.25 1 1.13 0.89 1.25 1 1.13 ANSWER DOWNLOAD EXAMIANS APP
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