Power Systems Counter poise is used for reduce losses more surge impedance less surge impedance proper discharging of lighting surges reduce losses more surge impedance less surge impedance proper discharging of lighting surges ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydraulic turbine having rated speed of 250 rpm is connected to a synchronous generator. In order to produce power at 50 Hz, the numbers of pole are required in the generator 6. 12. 16. 24. 6. 12. 16. 24. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string type insulator has three units with self capacitance C and ground capacitance of 0.2 C having a string efficiency of 80% 78% 82% 76% 80% 78% 82% 76% ANSWER DOWNLOAD EXAMIANS APP
Power Systems If we increase the length of the transmission line, the charging current remains unaffected decreases None of these increases remains unaffected decreases None of these increases ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the effects of corona power loss decreases All of these charging current increases interference decreases power loss decreases All of these charging current increases interference decreases ANSWER DOWNLOAD EXAMIANS APP
Power Systems Consider a long, two wire line composed of solid round conductors. The radius of both conductors is 0.25 cm and distance between their centers is 100 cm. If this distance is doubled, then the inductance per unit length. Increase but does not doubled. Doubled. Decrease but does not halves. Halves. Increase but does not doubled. Doubled. Decrease but does not halves. Halves. ANSWER DOWNLOAD EXAMIANS APP
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