Power Systems In a 3-phase transmission line, each phase is supported by 3 insulated discs, maximum voltage of each disc is 20 kV. Find the operating voltage of the transmission line per phase if efficiency of string is 80.6%. 52.84 kV 83.76 kV 20 kV 48.36 kV 52.84 kV 83.76 kV 20 kV 48.36 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following power plants will take long period in erection and installation Gas turbine. Thermal. Nuclear. Hydro Power Plant Gas turbine. Thermal. Nuclear. Hydro Power Plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydroelectric power station is commonly found in hilly areas. grasslands. desert areas. swamps. hilly areas. grasslands. desert areas. swamps. ANSWER DOWNLOAD EXAMIANS APP
Power Systems On what factor does the performance of a circuit breaker depend? Both A and C. None of these. Critical length of breaking. Breaking speed. Both A and C. None of these. Critical length of breaking. Breaking speed. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The line currents of 3-phase supply are: IR = 3 + j 5 A IY =2 + j 2 A IB = -2 - j 1 A The zero sequence current will be 1 + j 4 A 5 + j 7 A 1 + j 2 A -2 - j 1 A 1 + j 4 A 5 + j 7 A 1 + j 2 A -2 - j 1 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge tank is kept very close to the pen stock turbine spill way generator pen stock turbine spill way generator ANSWER DOWNLOAD EXAMIANS APP
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