{HEAD ~ The magnetic properties} of the rotor and {TAIL ~ cores} are selected to insure that the pole strength in the teeth will be retained during the changes in electromagnet current 
{ HEAD ~ The magnetic properties } of the rotor and { TAIL ~ cores } are selected to insure that the pole strength in the teeth will be retained during the changes in electromagnet current
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH