Power Systems Positive, negative and zero sequence impedances of line are 2,2 and 5 pu respectively. Find self and mutual impedances respectively? 2 and 2 pu 3 and 1 pu 1 and 3 pu 2 and 5 pu 2 and 2 pu 3 and 1 pu 1 and 3 pu 2 and 5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠90° Ω, C = 0.5*10^-6∠90° ℧. Find the shunt reactor required for compensating ferranti effect? 2000 Ω 500 Ω 1500 Ω 3000 Ω 2000 Ω 500 Ω 1500 Ω 3000 Ω ANSWER DOWNLOAD EXAMIANS APP
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%. The line is connected to a generator delivering 200 MW. Find the load angle with out and with compensation respectively? 30° and 45° 30° and 26° 26° and 30° 45° and 26° 30° and 45° 30° and 26° 26° and 30° 45° and 26° ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which turbine is ideally suited to pumped storage plants Francis. Pelton. Impeller. Kaplan. Francis. Pelton. Impeller. Kaplan. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of the following relays has the capability of anticipating the possible major fault in a transformer? Over fluxing relay Buchholz relay Over current relay Differential relay Over fluxing relay Buchholz relay Over current relay Differential relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is low specific speed turbine? Pelton None of these Francis Kaplan Pelton None of these Francis Kaplan ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS