Power Systems Which of the following represents the transmission line positive sequence reactance 2Xs + Xm Xm - Xs Xs +2 Xm Xs - Xm 2Xs + Xm Xm - Xs Xs +2 Xm Xs - Xm ANSWER DOWNLOAD EXAMIANS APP
Power Systems What will be the ratio of the C.T. on the H.V side of a 3 - φ star / delta 33 / 11 kV transformer if the protecting CT on the LV side has a ratio of 300 : 5 ? 200 : 5 / √3. 120 : 6 / √3. 100 : 5 / √3. 150 : 4 / √3. 200 : 5 / √3. 120 : 6 / √3. 100 : 5 / √3. 150 : 4 / √3. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 4 bus,4×4 Y bus matrix the number of non zero elements are 12. Find the number of transmission lines? 5 4 2 8 5 4 2 8 ANSWER DOWNLOAD EXAMIANS APP
Power Systems An alternator having an induced emf of 1.6 pu is connected to an infinite bus of 1 pu. If the bus bar has reactance of 0.6 pu and alternator has reactance of 0.2 pu, what is the maximum power that can be transferred? 2.67 pu 5 pu 2 pu 6 pu 2.67 pu 5 pu 2 pu 6 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a 500 Hz frequency excitation, a 100 km long power line will be modelled as medium transmission line any of the above shunt capacitor long transmission line medium transmission line any of the above shunt capacitor long transmission line ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 4 bus power system consists of 4 transmission lines, then find the sparsity of Y bus matrix? 0.5 0.75 0.4 0.25 0.5 0.75 0.4 0.25 ANSWER DOWNLOAD EXAMIANS APP