Power Systems Three generators rated 100 MVA, 11 kV have an impedance of 0.15 pu each. If in the same plant, these generators are being replaced by a single equivalent generator, the effective impedance of equivalent generator will be 0.05 pu 0.45 pu 0.15 pu 0.25 pu 0.05 pu 0.45 pu 0.15 pu 0.25 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The generating station suitable to operate as peak load plant is Power station. Nuclear power station. Thermal power station. Pumped storage. Power station. Nuclear power station. Thermal power station. Pumped storage. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Equal area criteria is used for absolute stability of the system relative stability of the system nether 1 nor 2 either 1 or 2 absolute stability of the system relative stability of the system nether 1 nor 2 either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the desirable properties of a insulator material? Both 1 and 2 High relative permittivity High ratio of puncture strength to flash over. Low ratio of puncture strength to flash over. Both 1 and 2 High relative permittivity High ratio of puncture strength to flash over. Low ratio of puncture strength to flash over. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following represents the transmission line positive sequence reactance Xs - Xm Xs +2 Xm Xm - Xs 2Xs + Xm Xs - Xm Xs +2 Xm Xm - Xs 2Xs + Xm ANSWER DOWNLOAD EXAMIANS APP
Power Systems For distortion less line which of following relation are true None of above. R = O, G = O. R/L = C/G. R/L = G/C. None of above. R = O, G = O. R/L = C/G. R/L = G/C. ANSWER DOWNLOAD EXAMIANS APP