Power Systems Which of the following produces the radio interference in communication lines? both 1 and 2 None of these electro static induction electro magnetic induction both 1 and 2 None of these electro static induction electro magnetic induction ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has 200 km operating at frequency of 10 Hz Hz. Find the type of the line short transmission line medium transmission line long transmission line any of the above short transmission line medium transmission line long transmission line any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems The voltage and current instantaneous values are given as 5 sin (ωt + 30°) pu and 2 sin (ωt - 15°) pu respectively. Find the per unit active power? 3.535 pu 5.353 pu 5 pu 7 pu 3.535 pu 5.353 pu 5 pu 7 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the methods of improving transient stability? All of these Dynamic breaking Fast acting governing system Fast acting excitation control All of these Dynamic breaking Fast acting governing system Fast acting excitation control ANSWER DOWNLOAD EXAMIANS APP
Power Systems For harnessing low variable water heads, the suitable hydraulic turbine with high percentage of reaction and runner adjust vanes is Kaplan. Pelton. Impeller. Francis. Kaplan. Pelton. Impeller. Francis. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When is the ferranti effect on long overhead lines experienced? The line is heavily loaded The line is lightly loaded The line is fully loaded The power factor is unity The line is heavily loaded The line is lightly loaded The line is fully loaded The power factor is unity ANSWER DOWNLOAD EXAMIANS APP
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