Power Systems The corona loss on a particular system at 60 Hz is 1 kW/km per phase. What is the corona loss at 50 Hz in kW/km per phase? 1.13 0.93 0.882 1 1.13 0.93 0.882 1 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? 0.8 lag and 0.6 lead 0.6 lag and 0.6 lead 0.8 lag and 0.8 lead 0.6 lag and 0.8 lead 0.8 lag and 0.6 lead 0.6 lag and 0.6 lead 0.8 lag and 0.8 lead 0.6 lag and 0.8 lead ANSWER DOWNLOAD EXAMIANS APP
Power Systems An unloaded generator with a pre-fault voltage 1 pu has the following sequence impedance: Z0 = j 0.15 pu, Z1 = Z2 = j 0.25 pu The neutral is grounded with a reactance of 0.05 pu. The fault current in pu for single line to ground fault is 7.25 pu 2.5 pu 3.75 pu 4.28 pu 7.25 pu 2.5 pu 3.75 pu 4.28 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Binary vapor cycle are used for improving the condenser performance. improving the plant efficiency. increasing the turbine efficiency. All of these improving the condenser performance. improving the plant efficiency. increasing the turbine efficiency. All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the total installed power capacity (MW) in West Bengal as published by ministry of power in 2011? 15515.22. 8113.27. 6114.05. 10000.32. 15515.22. 8113.27. 6114.05. 10000.32. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following buses is/are not PV buses? fixed shunt capacitor buses both 1 and 2 voltage control buses reactive power support buses fixed shunt capacitor buses both 1 and 2 voltage control buses reactive power support buses ANSWER DOWNLOAD EXAMIANS APP
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