Power Systems If a fault occurs on any feeder, the fault current is equal to unsectional bus bar. none of these. much higher than with unsectional bus bar. much lower than with unsectional bus bar. equal to unsectional bus bar. none of these. much higher than with unsectional bus bar. much lower than with unsectional bus bar. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For head and low discharge the water turbine used Kaplan wheel. Pelton wheel. propeller turbine. Francis turbine. Kaplan wheel. Pelton wheel. propeller turbine. Francis turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems a 50 Hz, 3-phase synchronous generator has inductance per phase of 15 mH. The capacitance of the generator and circuit breaker is 0.002 µF. What is its natural frequency? 2.9 kHz 29 MHz 29 kHz 290 kHz 2.9 kHz 29 MHz 29 kHz 290 kHz 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? LLG. LLLG. LG. LL. LLG. LLLG. LG. LL. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The value of diversity factor is less than 1 1 0 greater than 1 less than 1 1 0 greater than 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station has a maximum demand of 100 MW, a load factor of 60% and a plant capacity factor of 50%. The reserve capacity of the plant is 80 MW 10 MW 20 MW 15 MW 80 MW 10 MW 20 MW 15 MW ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS