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. 28 %. None of above 56 %. 14 %. 28 %. None of above 56 %. 14 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Example of base load stations are hydro. both A and B. gas turbine. thermal. hydro. both A and B. gas turbine. thermal. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In an interconnected power system, the most suitable power plant to meet the peak load condition is thermal plant nuclear plant pumped storage plant hydro power plant thermal plant nuclear plant pumped storage plant hydro power plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems Reheat cycle in thermal power plant is used to reduce loss of heat. increase thermal efficiency. improve condenser performance. utilize heat of flue gases. reduce loss of heat. increase thermal efficiency. improve condenser performance. utilize heat of flue gases. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has impedance of (0.005 + j0.05) pu. Find the line at which maximum value of negative DC off set current is produced, if it is applied with Vm sinωt? 2.63 msec 1.47 msec 9.68 msec 4.68 msec 2.63 msec 1.47 msec 9.68 msec 4.68 msec ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydro power plant of run off river type should be provided with pondage so that the pressure inside the turbine casing remains. firm capacity of plant is increased. operating head is controlled. kinetic energy of the running water is fully utilized. pressure inside the turbine casing remains. firm capacity of plant is increased. operating head is controlled. kinetic energy of the running water is fully utilized. ANSWER DOWNLOAD EXAMIANS APP
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