Power Systems The positive, negative and zero sequence impedances of a transmission line are 0.5,0.5 and 1.1 pu respectively. The self (Zs) and mutual (Zm) impedances of the line will be given by Zs = 0.5 pu, Zm =0.6 pu Zs = 0.7 pu, Zm =0.2 pu Zs = 0.6 pu, Zm =0.5 pu Zs = 0.2 pu, Zm =0.7 pu Zs = 0.5 pu, Zm =0.6 pu Zs = 0.7 pu, Zm =0.2 pu Zs = 0.6 pu, Zm =0.5 pu Zs = 0.2 pu, Zm =0.7 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems What are the methods of laying underground cables? Both A and B. Draw - in - system / duct - pipe laying. Direct laying. None of these. Both A and B. Draw - in - system / duct - pipe laying. Direct laying. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For flat voltage profile system, voltage regulation is 0% 50% 100% any of the above 0% 50% 100% any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems One atomic mass unit is equivalent to 251.2 MeV. 931.4 MeV. 120.4 MeV. 180.5 MeV. 251.2 MeV. 931.4 MeV. 120.4 MeV. 180.5 MeV. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following method is used for changing power factor from leading to lagging series capacitor shunt reactor shunt capacitor any of the above series capacitor shunt reactor shunt capacitor any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power generated by two plants are; P1 = 50 MW, P2 = 40 MW. If the loss coefficients are B11 = 0.001, B22 = 0.0025 and B12 = -0.0005, then power loss will be 8.5 MW 6.5 MW 5.5 MW 4.5 MW 8.5 MW 6.5 MW 5.5 MW 4.5 MW ANSWER DOWNLOAD EXAMIANS APP