Power Systems A network containing 100 buses in which 10 are the voltage control buses, 5 are fixed shunt capacitor buses, 20 are the reactive power support buses, 6 are the generator buses. Find the size of the Jacobian matrix? 164 × 164 163 × 163 162 × 162 165 × 165 164 × 164 163 × 163 162 × 162 165 × 165 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following is a medium and low head turbines None of above. Kaplan and Francis turbines. Pelton and Kaplan turbines. Francis and Kaplan turbines. None of above. Kaplan and Francis turbines. Pelton and Kaplan turbines. Francis and Kaplan turbines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following power stations is mainly used to cover peak load on the system? nuclear plant pumped storage hydro power plant coal based thermal power plant gas based thermal power plant nuclear plant pumped storage hydro power plant coal based thermal power plant gas based thermal power plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems The neutral of 10 MVA, 11 kV alternator is earthed through a resistance of 5 ohms. The fault ready is set to operate at 0.75 A. The current transformers have a ratio of 1000/5. What is the percentage of the alternator winding is protected? 11.8% 88.2% 15% 85% 11.8% 88.2% 15% 85% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following buses is/are not PV buses? both 1 and 2 fixed shunt capacitor buses reactive power support buses voltage control buses both 1 and 2 fixed shunt capacitor buses reactive power support buses voltage control buses ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following materials is/are used as moderators? heavy water beryllium All of these graphite heavy water beryllium All of these graphite ANSWER DOWNLOAD EXAMIANS APP