Power Systems In hydroelectric power plants both operating and initial cost are high. operating cost is high and initial cost is low. both operating and initial cost are low. operating cost is low and initial cost is high. both operating and initial cost are high. operating cost is high and initial cost is low. both operating and initial cost are low. operating cost is low and initial cost is high. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which type of connection is employed for current transformers for the protection of delta- star connected 3-phase transformer? star-star delta-star star-delta delta-delta star-star delta-star star-delta delta-delta ANSWER DOWNLOAD EXAMIANS APP
Power Systems For flat voltage profile system, voltage regulation is 0% 100% 50% any of the above 0% 100% 50% any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Taking the density of water to be 1000 kg/m³, how much power would be developed by a hydro electric generator unit, assume 100% efficiency, with 1 m head and 1 m³/s discharge? 4.45 kW 19.60 kW 9.81 kW 2.90 kW 4.45 kW 19.60 kW 9.81 kW 2.90 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the relation between sub transient (X"), transient (X') and synchronous reactance (X) ? X" > X' < X X" < X' > X X" < X' < X X" > X' >X X" > X' < X X" < X' > X X" < X' < X X" > X' >X ANSWER DOWNLOAD EXAMIANS APP
Power Systems The time taken by the turbine to fall to 0 rpm speed from 3000 rpm is called stopping time. coasting time. settling time. damping time. stopping time. coasting time. settling time. damping time. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS