Power Systems Which of the following relays are used in protection of medium transmission lines? Mho relays Impedance relays any of the above Admittance relays Mho relays Impedance relays any of the above Admittance relays ANSWER DOWNLOAD EXAMIANS APP
Power Systems The pu parameters for a 500 MVA machine on its own base are: Inertia, H = 20 pu; reactance X = 2 pu. The pu values of inertia and reactance on 100 MVA common base, respectively, are 4, 0.4 4, 10 100, 10 100, 0.4 4, 0.4 4, 10 100, 10 100, 0.4 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Calorific value of solid fuel is expressed as KCal / gm. Cal / gm. Cal / lt. KCal / lt. KCal / gm. Cal / gm. Cal / lt. KCal / lt. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In which of the following configuration power transferability is higher? None of these same in both configuration triangular configuration horizontal configuration None of these same in both configuration triangular configuration horizontal configuration ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a pumped storage power plant is operated in conjunction with a steam power plant chances of the tripping of the system decrease load factor of the steam plant is increased All of these the operating cost of the steam plant become optimum chances of the tripping of the system decrease load factor of the steam plant is increased All of these the operating cost of the steam plant become optimum ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power station has a maximum demand of 15000 kW. The annual load factor is 50% and plant capacity factor is 40%. What is the reserve capacity of the plant? 7500 kW 6000 kW 3000 kW 3750 kW 7500 kW 6000 kW 3000 kW 3750 kW ANSWER DOWNLOAD EXAMIANS APP
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