The synchronous reactance of the synchronous machine ‘Xs’ is given as _______ where Xa and Xl are the armature reactance and leakage reactance of the synchronous machine.
1
XS = Xa – Xl
2
\({X_s} = \frac{{{X_a} - {X_l}}}{2}\)
3
\({X_s} = \frac{{{X_a}\; + \;{X_l}}}{2}\)
4
Xs = Xa + Xl