Power Systems Which type of connection is employed for current transformers for the protection of star- delta connected 3-phase transformer? star-star delta-delta star-delta delta-star star-star delta-delta star-delta delta-star ANSWER DOWNLOAD EXAMIANS APP
Power Systems Reflector nuclear reactor are made of beryllium. boron. cast iron. steel. beryllium. boron. cast iron. steel. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following represents the sag(S) of a transmission line? S = wl²/16T S = wl²/4T S = wl²/8T S = wl²/2T S = wl²/16T S = wl²/4T S = wl²/8T S = wl²/2T ANSWER DOWNLOAD EXAMIANS APP
Power Systems Reheat cycle in thermal power plant is used to reduce loss of heat. improve condenser performance. increase thermal efficiency. utilize heat of flue gases. reduce loss of heat. improve condenser performance. increase thermal efficiency. utilize heat of flue gases. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the fault current is 2000 A, the relay setting is 50% and CT ratio is 400 : 5, then plug setting multiplier will be 25. 10. 50. 15. 25. 10. 50. 15. ANSWER DOWNLOAD EXAMIANS APP
Power Systems One million cubic meters of water is stored in a reservoir feeding a water turbine. The density of water is 993 kg/m³. If the centre of mass of water is 50 meters above the turbine and losses are negligible, the energy produced by that volume of water is 140 MWhr 120 MWhr 135.3 MWhr 130.2 MWhr 140 MWhr 120 MWhr 135.3 MWhr 130.2 MWhr ANSWER DOWNLOAD EXAMIANS APP