Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 282
Fig. 133. Motor Field Coils Prop-erly Wound Fig. 134. Magnetic Field of Motorwhen One Field Coil is Reversed In Fig. L33 all of the fields are connected correctly. The flowof magnetism is into one pole and out of the adjacent one. Some ofthe magnetism leaks out of the shell and affects a compass…
Electrical engineering
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