CHAP. XII] 



INDUCTANCE OF WINDINGS 



209 



the reluctance of the leakage paths is very high as compared 

 to that of the useful path in iron, yet the m.m.f. acting upon 



Actual Field 



Flux Density Distribution 



FIG. 60. The leakage field in a transformer with cylindrical coils. 



the leakage paths is also many times groat <T than that acting 

 upon tho path in iron. As a conseqm IH . the leakage fluxes 

 reach appreciable magnitudes. 



