Power Systems In a pressurized water reactor both B and C. water is used at high pressure so that it is available is liquid from at about 280° C. heavy water is used as both coolant and moderator. the coolant water boils in the reactor core. both B and C. water is used at high pressure so that it is available is liquid from at about 280° C. heavy water is used as both coolant and moderator. the coolant water boils in the reactor core. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following is a medium and low head turbines None of above. Kaplan and Francis turbines. Francis and Kaplan turbines. Pelton and Kaplan turbines. None of above. Kaplan and Francis turbines. Francis and Kaplan turbines. Pelton and Kaplan turbines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase transmission line, each phase is supported by 3 insulated discs, maximum voltage of each disc is 20 kV. Find the operating voltage of the transmission line per phase if efficiency of string is 80.6%. 52.84 kV 48.36 kV 83.76 kV 20 kV 52.84 kV 48.36 kV 83.76 kV 20 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following method is/are more reliable? All of these Newton Raphson (NR) method Gauss-Siedel (GS) method Fast Decoupled Load Flow (FDLF) method All of these Newton Raphson (NR) method Gauss-Siedel (GS) method Fast Decoupled Load Flow (FDLF) method ANSWER DOWNLOAD EXAMIANS APP
Power Systems If, for a given alternator in economic operation mode, the incremental cost is given by (0.012 P + 8) Rs/MWh, dPL/dP = 0.2 and plant λ = 25, then power generation is 1250 MW 750 MW 1500 MW 1000 MW 1250 MW 750 MW 1500 MW 1000 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems The voltage and current instantaneous values are given as 5 sin (ωt + 30°) pu and 2 sin (ωt - 15°) pu respectively. Find the per unit active power? 3.535 pu 5.353 pu 7 pu 5 pu 3.535 pu 5.353 pu 7 pu 5 pu ANSWER DOWNLOAD EXAMIANS APP