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%. Find the surge impedance loading with compensation? 386 MW 456 MW 400 MW 478 MW 386 MW 456 MW 400 MW 478 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a thermal power plants, pressure in the working fluid cycle is developed by superheater. condenser. turbine. feed water pump. superheater. condenser. turbine. feed water pump. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements are true? Bus impedance matrix is a full matrix both 1 and 2 Bus admittance matrix is a sparse matrix nether 1 nor 2 Bus impedance matrix is a full matrix both 1 and 2 Bus admittance matrix is a sparse matrix nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive, negative and zero sequence per unit impedance of two generators connected in parallel are X1 = 0.12 pu, X2 = 0.096 pu and X0 = 0.036 pu. For LG fault at generator terminals (with 1 pu voltage) the positive sequence current will be 10.936 pu 8.936 pu 9.936 pu 7.936 pu 10.936 pu 8.936 pu 9.936 pu 7.936 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation of the modern EHV lines is designed based on corona. R × I. the lighting voltage. the switch voltage. corona. R × I. the lighting voltage. the switch voltage. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following materials can be used as coolant Heavy water. Helium. Any of above. CO2. Heavy water. Helium. Any of above. CO2. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS