Power Systems A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. Find the surge impedance loading with compensation? 400 MW 386 MW 456 MW 478 MW 400 MW 386 MW 456 MW 478 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Isolator in sub station is open under ------------- condition? any of the above no load short circuit full load any of the above no load short circuit full load ANSWER DOWNLOAD EXAMIANS APP
Power Systems The per unit value of a 2 ohm resistor at 100 MVA and 10 kV base voltage is 0.2 pu 0.5 pu 2 pu 4 pu 0.2 pu 0.5 pu 2 pu 4 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following method is used for changing power factor from leading to lagging shunt reactor series capacitor shunt capacitor any of the above shunt reactor series capacitor shunt capacitor 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? 5 pu 7 pu 3.535 pu 5.353 pu 5 pu 7 pu 3.535 pu 5.353 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems For load flow studies, What are the quantities specified at load bus are P and V P and Q V and δ δ and Q P and V P and Q V and δ δ and Q ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS