Power Systems A cable has inductance of 0.22 mH per km and capacitance of 0.202 µF per km. The surge impedance of the cable is 40 Ω 52 Ω 28 Ω 33 Ω 40 Ω 52 Ω 28 Ω 33 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems When is the ferranti effect on long overhead lines experienced? The line is lightly loaded The line is heavily loaded The line is fully loaded The power factor is unity The line is lightly loaded The line is heavily loaded The line is fully loaded The power factor is unity ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a fixed value of complex power flow in a transmission line having a sending end voltage V, the real power loss will be proportional to V2. 1 / V. 1 / V2. V. V2. 1 / V. 1 / V2. V. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a pumped storage power plant is operated in conjunction with a steam power plant All of these load factor of the steam plant is increased chances of the tripping of the system decrease the operating cost of the steam plant become optimum All of these load factor of the steam plant is increased chances of the tripping of the system decrease the operating cost of the steam plant become optimum ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a power system with negligible resistance, the fault current at a point is 8.00 pu. The series reactance is to be included at the fault point to limit the short circuit. current to 5.00 pu is 0.075 pu. 3.000 pu. 0.125 pu. 0.200 pu. 0.075 pu. 3.000 pu. 0.125 pu. 0.200 pu. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has an impedance of (2+j6) Ω has voltage regulation of 10% at a load power factor of 0.8 lag. Find the voltage regulation for a load of 0.6 lead 10% 6.92% -10% -6.92% 10% 6.92% -10% -6.92% ANSWER DOWNLOAD EXAMIANS APP
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