Power Systems For n bus power system size of Y bus matrix is (n-1)×(n-2) (n-1)×(n-1) n×n (n-2)×(n-2) (n-1)×(n-2) (n-1)×(n-1) n×n (n-2)×(n-2) ANSWER DOWNLOAD EXAMIANS APP
Power Systems In load flow studies PV bus is treated as PQ bus when voltage at the bus become high any of the above reactive power goes beyond limit phase angle become high voltage at the bus become high any of the above reactive power goes beyond limit phase angle become high ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following power plants will take long period in erection and installation Nuclear. Thermal. Hydro Power Plant Gas turbine. Nuclear. Thermal. Hydro Power Plant Gas turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the approximate efficiency of a normal thermal power station? 20-25% 45-55% 60-70% 30-40% 20-25% 45-55% 60-70% 30-40% ANSWER DOWNLOAD EXAMIANS APP
Power Systems The flow duration curve at a given head of a hydroelectric plant is used to determine total units of energy available. diversity factor for the plant. load factory at the plant. total power available at the site. total units of energy available. diversity factor for the plant. load factory at the plant. total power available at the site. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The sequence components of the fault current are as follows : Ipositive = j1.5 pu, Inegative = − j0.5 pu, Izero = − j pu Which fault is this? LG. LL. LLG. LLLG. LG. LL. LLG. LLLG. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS