engineering recuitment MAHATRANSCO AE Electrical Mock Test Power Systems Load Flow Studies Y Bus Matrix
One-line diagram of a 3-bus power system is given in figure. The line admittances are marked in per unit. The first row of the YBus
1
[(20 – j50) (-10 + j20) (-20 + j30)]
2
[(20 - j50) (10 - j20) (10 - j30)]
3
[10 - j20) (-10 + j20) (-20 + j30)]
4
[(20 + j50) (-10 + j20) (-10 + j30)]
5
[(20 – j50) (-10 + j20) (-10 + j30)]