Power Systems If the load is short circuited, then reflection coefficient of voltage is -2 1 0 -1 -2 1 0 -1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the methods of improving transient stability? Dynamic breaking All of these Fast acting excitation control Fast acting governing system Dynamic breaking All of these Fast acting excitation control Fast acting governing system ANSWER DOWNLOAD EXAMIANS APP
Power Systems The charging reactance of 50 km transmission line is 1500 Ω. What is the charging reactance for 100 km length of line? 1000 Ω 1500 Ω 3000 Ω 750 Ω 1000 Ω 1500 Ω 3000 Ω 750 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Highest pressure generating pump inside the thermal plant is high pressure heater All of these low pressure heater boiler feed pump high pressure heater All of these low pressure heater boiler feed pump ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used to protect electrical equipment against over voltages due to indirect lightning stroke. power frequency of over voltages. over currents due to lightning stroke. direct strokes of lightning. over voltages due to indirect lightning stroke. power frequency of over voltages. over currents due to lightning stroke. direct strokes of lightning. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Counter poise is used for more surge impedance proper discharging of lighting surges less surge impedance reduce losses more surge impedance proper discharging of lighting surges less surge impedance reduce losses ANSWER DOWNLOAD EXAMIANS APP