The conductor turns density of a two-phase machine is given by
![520_a750f5e1-76e1-4a7e-9ab1-1567bded2f5f.png](https://secure.tutorsglobe.com/CMSImages/520_a750f5e1-76e1-4a7e-9ab1-1567bded2f5f.png)
Express the total stator MMF as the sum of a forward and reverse traveling wave. This represents the situation in single-phase machines that have an auxiliary winding in series with a capacitor often used in residential applications.