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-star delta-delta star-delta star-star delta-star delta-delta ANSWER DOWNLOAD EXAMIANS APP
Power Systems The method of neutral grounding affects the positive sequence network negative sequence network zero sequence network All of these positive sequence network negative sequence network zero sequence network All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Demand factor of a plant is 0 1 greater than 1 less than 1 0 1 greater than 1 less than 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A diesel power station has fuel consumption of 0.28 Kg per kWh. The calorific value of fuel is being 10000 KCal / kg. Determine the overall efficiency 30.7 %. 40.85 %. 40 %. 30.26 %. 30.7 %. 40.85 %. 40 %. 30.26 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 secs. The symmetrical breaking current is 55 kA. 35 kA. 45 kA. 50 kA. 55 kA. 35 kA. 45 kA. 50 kA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Length of short transmission line is up to 150 km 40 km 80 km any of the above 150 km 40 km 80 km any of the above ANSWER DOWNLOAD EXAMIANS APP