Power Systems Sum of the elements of row i equal to shunt admittances connected to bus i. If this summation is zero, indicates there is no None of these shunt admittance both 1 and 2 mutual coupling None of these shunt admittance both 1 and 2 mutual coupling ANSWER DOWNLOAD EXAMIANS APP
Power Systems Positive, negative and zero sequence impedances of line are 2,2 and 5 pu respectively. Find self and mutual impedances respectively? 1 and 3 pu 2 and 2 pu 3 and 1 pu 2 and 5 pu 1 and 3 pu 2 and 2 pu 3 and 1 pu 2 and 5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line is operating under no load has ABCD parameters B = 100∠90° has a phase shift of 0.2 rad, how much shunt reactor is required for compensation of ferranti effect? 15.9 mH 15.9 H 2 H 2 mH 15.9 mH 15.9 H 2 H 2 mH ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 100 MVA alternator operating at full load at 50 Hz. H = 4 MWsec/MVA, Td = 0.5 sec. One of the transmission line is tripped. So that output of generator is reduced to 70 MW. Find the frequency deviation during this time? 0.92 -0.56 -0.92 0.56 0.92 -0.56 -0.92 0.56 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power output of a nuclear power station is proportional to square root of the rate at which fission reaction occurs. the rate at which fission reaction occurs. none of above. square of the rate at which fission reaction occurs. square root of the rate at which fission reaction occurs. the rate at which fission reaction occurs. none of above. square of the rate at which fission reaction occurs. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Stock bridge dampers are used in case hill areas to over come the which problem? All of these increase power factor increase string efficiency unequal ice loading All of these increase power factor increase string efficiency unequal ice loading ANSWER DOWNLOAD EXAMIANS APP