Power Systems Condition for zero voltage regulation is tanφ = R/X cosφ = R/X cosφ = X/R tanφ = X/R tanφ = R/X cosφ = R/X cosφ = X/R tanφ = X/R ANSWER DOWNLOAD EXAMIANS APP
Power Systems The thermal efficiency of BWR is None of these equal to that of PWR. greater than that of PWR. less than that of PWR. None of these equal to that of PWR. greater than that of PWR. less than that of PWR. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string type insulator has three units with self capacitance C and ground capacitance of 0.2 C having a string efficiency of 78% 80% 82% 76% 78% 80% 82% 76% ANSWER DOWNLOAD EXAMIANS APP
Power Systems For variable heads of near about but less than 30 m, which type of turbines is used hydro power plant Francis. Pelton. Kaplan. None of above. Francis. Pelton. Kaplan. None of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems An impulse turbine is most suited for low head and high discharge power plants. operates by initial complete conversion to kinetic energy. always operates submerged. makes use of a draft tube. is most suited for low head and high discharge power plants. operates by initial complete conversion to kinetic energy. always operates submerged. makes use of a draft tube. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has self and mutual impedances of 0.8 pu and 0.2 pu. Find the positive, negative and zero sequence impedances respectively? 0.8, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.8, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.8, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu ANSWER DOWNLOAD EXAMIANS APP