Electric transmission of energy and its transformation, subdivision, and distribution. A practical handbook (1894)
Kapp, Gisbert, 1852-1922 · New York, Van Nostrand · leaf 102
elbowed out into the central space. FIELD OF DYNAMO. 87 In well-designed machines the number of lines thus forcedacross the central space is always so small as to beomissible. The fact of the central space being freefrom lines; or, as we may also put it, being shielded bythe iron of the core from…
Electric power production
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