Power Systems An ACSR conductor has internal inductance 0.05 mH/Km for µr = 1. If this ACSR is replaced with another having µr = 2, then find the internal inductance? 0.1 mH/Km 0 mH/Km 0.05 mH/Km 0.025 mH/Km 0.1 mH/Km 0 mH/Km 0.05 mH/Km 0.025 mH/Km ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum efficiency of modern coal fired steam raising thermal power plants is restricted to about 035 (a low value), mainly because of high energy loss in boiler. low alternative efficiency. low steam turbine mechanical efficiency. high energy loss from turbine exhaust to condenser. high energy loss in boiler. low alternative efficiency. low steam turbine mechanical efficiency. high energy loss from turbine exhaust to condenser. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a generator of 250 MVA rating has an inertia constant of 6 MJ/MVA, its inertia constant on 100 MVA base is 10.5 MJ/MVA 2.5 MJ/MVA 15 MJ/MVA 6 MJ/MVA 10.5 MJ/MVA 2.5 MJ/MVA 15 MJ/MVA 6 MJ/MVA 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 4.68 msec 2.63 msec 1.47 msec 9.68 msec 4.68 msec 2.63 msec 1.47 msec 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 method is/are more reliable? All of these Newton Raphson (NR) method Gauss-Siedel (GS) method Fast Decoupled Load Flow (FDLF) method All of these Newton Raphson (NR) method Gauss-Siedel (GS) method Fast Decoupled Load Flow (FDLF) method ANSWER DOWNLOAD EXAMIANS APP
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