Power Systems In a pressurized water reactor heavy water is used as both coolant and moderator. water is used at high pressure so that it is available is liquid from at about 280° C. both B and C. the coolant water boils in the reactor core. heavy water is used as both coolant and moderator. water is used at high pressure so that it is available is liquid from at about 280° C. both B and C. the coolant water boils in the reactor core. ANSWER DOWNLOAD EXAMIANS APP
Power Systems a 50 Hz, 3-phase synchronous generator has inductance per phase of 15 mH. The capacitance of the generator and circuit breaker is 0.002 µF. What is its natural frequency? 29 MHz 290 kHz 2.9 kHz 29 kHz 29 MHz 290 kHz 2.9 kHz 29 kHz ANSWER DOWNLOAD EXAMIANS APP
Power Systems Fault calculations using computer are usually done by Z bus method Y bus method None of these either 1 or 2 Z bus method Y bus method None of these either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A coal fired steam power station working at a plant factor of 80% has one 500 MW generating unit. If the heat content of coal is 2 kWh/kg, the overall plant efficiency is 40% and a train load of coal is 2000 metric tons, then the number of trains required daily for the plant is 6 2 10 16 6 2 10 16 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Zero voltage regulation is possible only for lagging power factor unity power factor All of these leading power factor lagging power factor unity power factor All of these leading power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Phase shift occurs due to which of the following components? both 1 and 2 conductance inductance capacitance both 1 and 2 conductance inductance capacitance ANSWER DOWNLOAD EXAMIANS APP