Power Systems The draw back of NR method as compare to Gauss-Seidel method is/are? None of these both 1 and 2 large number of iterations large requirement of computer memory None of these both 1 and 2 large number of iterations large requirement of computer memory ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is a reaction turbines Francis turbine and Kaplan turbine. Kaplan and Pelton turbine. None of these. Pelton turbine and Francis turbine. Francis turbine and Kaplan turbine. Kaplan and Pelton turbine. None of these. Pelton turbine and Francis turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Efficiency of thermal power plant can be taken as product of efficiencies of all stages. efficiency of thermal cycle. turbine efficiency. generator efficiency. product of efficiencies of all stages. efficiency of thermal cycle. turbine efficiency. generator efficiency. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the disadvantages of phase modifiers? It consumes both active and reactive power Initial cost of synchronous phase modifier is higher All of these It requires more maintenance because of running equipment It consumes both active and reactive power Initial cost of synchronous phase modifier is higher All of these It requires more maintenance because of running equipment ANSWER DOWNLOAD EXAMIANS APP
Power Systems Power system network has a total power of 5000 MW at 50 Hz supplying to the different consumers. Frequency is varying at 1.5% per change of 2% load. Assume R =0.004 Hz/MW. Find the steady state frequency deviation if a sudden loss of 200 MW occur due to tripping of one of the transmission line? 50 Hz 0.48 Hz -0.52 Hz 0.52 Hz 50 Hz 0.48 Hz -0.52 Hz 0.52 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems Zero voltage regulation is possible only for All of these leading power factor lagging power factor unity power factor All of these leading power factor lagging power factor unity power factor ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS