Power Systems Where the voltage is high and current to be interrupted is low, Which of following the breaker is preferable? Vacuum CB. Air blast CB. Oil CB. Any of these. Vacuum CB. Air blast CB. Oil CB. Any of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a reactance of 1 Pu is operating at Vs = Vr = 1 Pu. The generator is connected at source end which is delivering 0.5 Pu of active power and the transmission line is compensated with a series capacitance of 0.5 Pu. Find the load angle with series capacitance compensation ? 29° 35.5° 10.5° 14.5° 29° 35.5° 10.5° 14.5° ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power transfer in a transmission line can be obtained by increasing voltage level either 1 or 2 None of these reducing reactance increasing voltage level either 1 or 2 None of these reducing reactance ANSWER DOWNLOAD EXAMIANS APP
Power Systems The generating station suitable to operate as peak load plant is Power station. Nuclear power station. Pumped storage. Thermal power station. Power station. Nuclear power station. Pumped storage. Thermal power station. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Condition for maximum voltage regulation cosφ = R/X cosφ = X/R tanφ = X/R tanφ = R/X cosφ = R/X cosφ = X/R tanφ = X/R tanφ = R/X ANSWER DOWNLOAD EXAMIANS APP
Power Systems Corona loss is ----------------- on hilly areas than as plain areas. less None of these remain same more less None of these remain same more ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS