THE LEAKAGE FACTOR. 



The air-gap influences merely the strength of the magnetizing cur- 

 rent, but not the output. 



FIG. 18. 



^ V / V 



FIG. IQ. 



The curves of the short-circuit currents in Figs. 16 and 17 are al- 

 most straight line owing to the open slots in the field of our motor. 



33 



