Practical applied electricity; a book in plain English, for the practical man. Theory, practical applications and examples (1911)
Moreton, David Penn, 1882- · Chicago, The Reilly & Britton co · leaf 274
Fig. 219 … Fig. 220 and (B2) represent the main brushes of the machine and thebrush (B3) is the one to which the neutral lead is connected.The brush (B3) is negative with respect to the brush (Bj)and positive with respect to the brush (B2). The magnetic 264 PEACTICAL APPLIED ELECTRICITY flux from the two…
Electrical engineering
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