Power Systems Two insulator discs of identical capacitance value C make up a string for a 22 kV, 50 Hz, single phase overhead line insulation system. If pin to earth capacitance is also C, then find the string efficiency? 50% 75% 86%% 90% 50% 75% 86%% 90% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following produces the radio interference in communication lines? electro magnetic induction None of these electro static induction both 1 and 2 electro magnetic induction None of these electro static induction both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems India’s largest thermal power station is located at Neyveli. Chandrapur. Kota. Sarni. Neyveli. Chandrapur. Kota. Sarni. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The per unit value of a 2 ohm resistor at 100 MVA and 10 kV base voltage is 0.5 pu 0.2 pu 4 pu 2 pu 0.5 pu 0.2 pu 4 pu 2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The average thermal efficiency of a modern nuclear power plant is about 60 %. 30 %. 80 %. 40 %. 60 %. 30 %. 80 %. 40 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is low specific speed turbine? Pelton Kaplan Francis None of these Pelton Kaplan Francis None of these ANSWER DOWNLOAD EXAMIANS APP
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