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 287
As segment c passes out 249 154 ELECTRIC RAILWAYS … Fig. 138. Diagram Showing the Effect of CrossedLeads from under the brush, the open-circuit interrupts the current in halfthe armature and a long flaming arc is drawn out. In Fig. 137 is shown theresult of a short-circuit be-tween two coils. The short-circuit is at be, the twoleads coming in…
Electrical engineering
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