Power Systems The positive sequence reactance will be equal to negative sequence if the equipment is transformer and transmission lines. none of these. motor. generator. transformer and transmission lines. none of these. motor. generator. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Critical mass is minimum mass of fissionable material required to sustain chain reaction. a mass of fissionable material required to stop a chain reaction. none of these. maximum mass of fissionable material required to sustain a chain reaction. minimum mass of fissionable material required to sustain chain reaction. a mass of fissionable material required to stop a chain reaction. none of these. maximum mass of fissionable material required to sustain a chain reaction. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a biased differential relay the bias is defined as the ratio of fault current and restraining coil current. fault current and operating coil current. operating coil current and restraining coil current. number of turns of restraining and operating coil. fault current and restraining coil current. fault current and operating coil current. operating coil current and restraining coil current. number of turns of restraining and operating coil. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Rating of fuse wire is expressed in Mho. Ampere. Ω. Watts. Mho. Ampere. Ω. Watts. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The inertia constant of 100 MVA, 50 Hz, 4 pole generator is 10 MJ/MVA. If the mechanical input to the machine is suddenly raised from 50 MW to 75 MW, the rotor acceleration will be equal to 22.5 electrical degrees/s² 225 electrical degrees/s² 12.5 electrical degrees/s² 125 electrical degrees/s² 22.5 electrical degrees/s² 225 electrical degrees/s² 12.5 electrical degrees/s² 125 electrical degrees/s² ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a two plant system, the load is connected to plant number 2. The loss coefficients are B11 is non zero,B22 = B12 = 0 B11,B22,B12 are non zeros B11,B12 are non zero ,B22 = 0 B11,B22 are non zero,B12 = 0 B11 is non zero,B22 = B12 = 0 B11,B22,B12 are non zeros B11,B12 are non zero ,B22 = 0 B11,B22 are non zero,B12 = 0 ANSWER DOWNLOAD EXAMIANS APP