Power Systems In relay coil which is used? Potential transformer. Current transformer. Instrument transformer. Power transformer. Potential transformer. Current transformer. Instrument transformer. Power transformer. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (3+4j) Ω . Find the power factor of the load for achieving maximum and zero voltage regulation? 0.6 lag and 0.8 lead 0.8 lag and 0.8 lead 0.6 lag and 0.6 lead 0.8 lag and 0.6 lead 0.6 lag and 0.8 lead 0.8 lag and 0.8 lead 0.6 lag and 0.6 lead 0.8 lag and 0.6 lead ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the inertia constant H = 10 MJ/MVA for a 50 MVA generator, the stored energy is 10 MJ 5 MJ 500 MJ 50 MJ 10 MJ 5 MJ 500 MJ 50 MJ ANSWER DOWNLOAD EXAMIANS APP
Power Systems The value of off diagonal elements is which is connected between bus i and bus j with negative sign which is connected between bus i and bus j with positive sign sum of admittances connected at bus i sum of admittances connected at bus j which is connected between bus i and bus j with negative sign which is connected between bus i and bus j with positive sign sum of admittances connected at bus i sum of admittances connected at bus j 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? 1.13 1 1.25 0.89 1.13 1 1.25 0.89 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Reflector nuclear reactor are made of cast iron. steel. boron. beryllium. cast iron. steel. boron. beryllium. ANSWER DOWNLOAD EXAMIANS APP
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