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 9.81 kW 19.60 kW 2.90 kW 4.45 kW 9.81 kW 19.60 kW 2.90 kW ANSWER DOWNLOAD EXAMIANS APP
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 5 pu 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 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading of a line is increased by which of the following compensation methods? shunt capacitor shunt reactor both 1 and 2 series capacitor shunt capacitor shunt reactor both 1 and 2 series capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Cheapest plant in operation and maintenance is diesel power. steam power. hydroelectric. nuclear. diesel power. steam power. hydroelectric. nuclear. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Incremental cost of two generators Ic1 = 0.2 P1+60, Ic2 = 0.3 P2+40 and the ratings of the generator are 150 and 250 MW. Find the load sharing of each generator for a load of 200 MW? P1 = 60 MW, P2 = 140 MW P1 = 100 MW, P2 = 100 MW P1 = 80 MW, P2 = 120 MW P1 = 120 MW, P2 = 80 MW P1 = 60 MW, P2 = 140 MW P1 = 100 MW, P2 = 100 MW P1 = 80 MW, P2 = 120 MW P1 = 120 MW, P2 = 80 MW 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