Power Systems Objectives of power system is/are both 1 and 2 Rated voltage and frequency has to be supplied to the consumers nether 1 nor 2 Cost of electrical energy per KWh is to be minimum both 1 and 2 Rated voltage and frequency has to be supplied to the consumers nether 1 nor 2 Cost of electrical energy per KWh is to be minimum 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? 9.68 msec 1.47 msec 2.63 msec 4.68 msec 9.68 msec 1.47 msec 2.63 msec 4.68 msec ANSWER DOWNLOAD EXAMIANS APP
Power Systems The inertia constant of 100 MVA, 50 Hz, 4 pole generator is 10 MJ/MVA. If the mechanical input to the machine is suddenly raised from 50 MW to 75 MW, the rotor acceleration will be equal to 225 electrical degrees/s² 125 electrical degrees/s² 12.5 electrical degrees/s² 22.5 electrical degrees/s² 225 electrical degrees/s² 125 electrical degrees/s² 12.5 electrical degrees/s² 22.5 electrical degrees/s² ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has 200 km operating at frequency of 10 Hz Hz. Find the type of the line long transmission line medium transmission line any of the above short transmission line long transmission line medium transmission line any of the above short transmission line ANSWER DOWNLOAD EXAMIANS APP
Power Systems Range of accelerating factor is 10.8 to 11.2 1 to 10 1.6 to 1.8 50 to 100 10.8 to 11.2 1 to 10 1.6 to 1.8 50 to 100 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Characteristics of arc quenching medium is/are High dielectric strength High thermal conductivity All of these Non flammable High dielectric strength High thermal conductivity All of these Non flammable ANSWER DOWNLOAD EXAMIANS APP
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