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 distortion less line which of following relation are true R/L = G/C. R/L = C/G. R = O, G = O. None of above. R/L = G/C. R/L = C/G. R = O, G = O. None of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The factor affecting run off are amount of vegetation and weather condition in the catchment area. all of above. the topography and nature of soil in the catchment area. rain fall pattern, shape and size of catchment area. amount of vegetation and weather condition in the catchment area. all of above. the topography and nature of soil in the catchment area. rain fall pattern, shape and size of catchment area. ANSWER DOWNLOAD EXAMIANS APP
Power Systems To prevent maloperation of deferentially connected relay while energizing a transformer, the relay restraining coil is biased with 7th harmonic current. 2nd harmonic current. 3rd harmonic current. 5th harmonic current. 7th harmonic current. 2nd harmonic current. 3rd harmonic current. 5th harmonic current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Non-commercial sources of energy are None of these wood, animal wastes and agricultural wastes. solar, wind and biomass. fossil fuel, hydro power and nuclear power. None of these wood, animal wastes and agricultural wastes. solar, wind and biomass. fossil fuel, hydro power and nuclear power. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power system consists of 300 buses out of which 20 buses are generator buses, 25 buses are the ones with reactive power support buses and 15 buses are ones with fixed shunt capacitors. All the other buses are load buses. It is proposed to perform a load flow analysis for the system using Newton-Raphson Jacobian matrix is 540×540 555×555 553×553 554×554 540×540 555×555 553×553 554×554 ANSWER DOWNLOAD EXAMIANS APP