Power Systems When is the ferranti effect on long overhead lines experienced? The line is fully loaded The line is heavily loaded The power factor is unity The line is lightly loaded The line is fully loaded The line is heavily loaded The power factor is unity The line is lightly loaded ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has a rating of 10 MVA, 5 kV has a reactance of 0.02 pu. Find the reactance at a new base values of 50 MVA, 10 kV? 0.25 0.05 0.02 0.025 0.25 0.05 0.02 0.025 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are advantages of N-R method? Number of iterations are less both 1 and 2 Time taken for each iteration is less Applicable for large power system network Number of iterations are less both 1 and 2 Time taken for each iteration is less Applicable for large power system network ANSWER DOWNLOAD EXAMIANS APP
Power Systems Taking the density of water to be 1000 kg/m³, how much power would be developed by a hydro electric generator unit, assume 100% efficiency, with 1 m head and 1 m³/s discharge? 9.81 kW 2.90 kW 4.45 kW 19.60 kW 9.81 kW 2.90 kW 4.45 kW 19.60 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pumped storage plant is a base load plant both 1 and 2 None of these peak load plant base load plant both 1 and 2 None of these peak load plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 400/5. The pick up value is 6.25 A 15 A 12.5 A 10 A 6.25 A 15 A 12.5 A 10 A ANSWER DOWNLOAD EXAMIANS APP