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? 3750 kW 7500 kW 6000 kW 3000 kW 3750 kW 7500 kW 6000 kW 3000 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Critical mass is minimum mass of fissionable material required to sustain chain reaction. maximum mass of fissionable material required to sustain a chain reaction. a mass of fissionable material required to stop a chain reaction. none of these. minimum mass of fissionable material required to sustain chain reaction. maximum mass of fissionable material required to sustain a chain reaction. a mass of fissionable material required to stop a chain reaction. none of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power system consists of 300 buses out of which 20 buses are generator buses, 25 buses are the ones with reactive power support buses and 15 buses are ones with fixed shunt capacitors. All the other buses are load buses. It is proposed to perform a load flow analysis for the system using Newton-Raphson Jacobian matrix is 554×554 540×540 553×553 555×555 554×554 540×540 553×553 555×555 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In boiler water reactor (BWR) the feed water acts both coolant and a moderator. enriched uranium is used as fuel. there is danger of radioactive contamination of steam. all of above. the feed water acts both coolant and a moderator. enriched uranium is used as fuel. there is danger of radioactive contamination of steam. all of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 25 MVA, 11 kV alternator is supplying full load at a point of 0.75 lagging. Determine the percentage increase in earning capacity when it is operated at improved power factor of 0.96 lagging. None of above 56 %. 28 %. 14 %. None of above 56 %. 28 %. 14 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What will be the thermal efficiency of a 240 V, 1000 W electric kettle if it brings 2 liters of water at 15° C to boiling point 15 Minutes 80.25 %. 79.33 %. 74.56 %. 78.96 %. 80.25 %. 79.33 %. 74.56 %. 78.96 %. ANSWER DOWNLOAD EXAMIANS APP
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