Power Systems For 66 kV lines the number of insulator discs of each 11 kV used are 3 5 6 12 3 5 6 12 ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the inertia constant H = 8 MJ/MVA for a 50 MVA generator, the stored energy is 8 MJ 50 MJ 200 MJ 400 MJ 8 MJ 50 MJ 200 MJ 400 MJ ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following produces the radio interference in communication lines? both 1 and 2 electro static induction electro magnetic induction None of these both 1 and 2 electro static induction electro magnetic induction None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following faults is/are treated as external faults? Over voltage Failure of excitation All of these Failure of prime mover of the generator Over voltage Failure of excitation All of these Failure of prime mover of the generator ANSWER DOWNLOAD EXAMIANS APP
Power Systems Galvanised steel is generally used as earth wire. structural components. All of these stray wire. earth wire. structural components. All of these stray wire. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Location of a surge tank, in an hydro electric power station is near dam. tail race. reservoir. turbine. dam. tail race. reservoir. turbine. ANSWER DOWNLOAD EXAMIANS APP