Power Systems Which type of connection is employed for current transformers for the protection of delta- star connected 3-phase transformer? star-delta star-star delta-delta delta-star star-delta star-star delta-delta delta-star ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1- phase transmission line operating at 30 kV has radius of 1 cm and distance between conductors is 0.5 m. Assume m = δ =1, g = 21 kV/cm and frequency f = 50 Hz. Find the critical disruptive voltage? 17.32 kV/phase 34.64 kV/phase 41.075 kV/phase 82.15 kV/phase 17.32 kV/phase 34.64 kV/phase 41.075 kV/phase 82.15 kV/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems Graphite is use din nuclear plant as a / an fuel. electrode. moderator. coolant. fuel. electrode. moderator. coolant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a long transmission line, if we increase the length of the line, the parameters A and B respectively decreases and decreases increases and increases decreases and increases increases and decreases decreases and decreases increases and increases decreases and increases increases and decreases ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 4 bus,4×4 Y bus matrix the number of non zero elements are 12. Find the number of transmission lines? 5 8 2 4 5 8 2 4 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 26° 45° and 26° 30° and 45° 26° and 30° 30° and 26° 45° and 26° 30° and 45° 26° and 30° ANSWER DOWNLOAD EXAMIANS APP