engineering recuitment MAHATRANSCO AE Electrical Mock Test Power Systems PU System and Symmetrical Components Per Unit System
3 generators are 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
1
0.25 pu
2
0.15 pu
3
0.05 pu
4
0.45 pu
5
0.55 pu