Mmf waveform generated by a single/three phase winding with a sinusoidal current supply: [br][list][*]slider "[math]n_{ph}[/math]" enables to switch from single-phase to three-phase winding[br][/*][*]slider "[math]q[/math]" enable to select from 1 to 4 slots per pole per phase[br][/*][*]move slider "[math]\omega t[/math]" to see how the waveforms change as functions of time[br][/*][*]check boxes "[i]single coil mmf[/i]", "[i]stepwise waveform[/i]" and "[i]fundamental harmonics[/i]" enable to show the corresponding components[br][/*][/list][br]N.B.: with [math]n_{ph}=1[/math] the single-phase winding is assumed to span over [math]2 \tau/3[/math] (2/3 of the pole pitch)