Practical electricity .. with questions and answers (1911)
Cleveland armature works, [from old catalog] comp, Lincoln, John C. [from old catalog] · [Cleveland, Ohio, Cleveland armature works] · leaf 72
d ineach pole piece, then that required in each air gap and lastthat required in the armature iron. In Fig. 28 the dimensions of the parts have been indi-cated and the approximate length of the average magneticline is shown. Let us suppose that 4,500,000 magnetic linesflow through the magnetic… … Figure 28Magnetic circuit of Edison bipolar dynamo. t)2 which N equals the total flow of magnetic lines in the partof the magnetic circuit considered, 1 equals length in inchesof this part of the magnetic circuit, A equals area in squareinches of this part of the magnetic circuit; // equals…
Electricity
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