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Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise .. (1916)

Swingle, Calvin F. (Calvin Franklin), b. 1846 · Chicago, F.J. Drake & company · leaf 1080

An illustration from Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise .., 1916, leaf 1080 — e armatureand is calculated by this rule: P. S. equals 3.1416 x D x E. P. M. where D is the di-ameter of armature in feet and R. P. M. is the revolutionof the armature per minute. The Dynamo 1045 hands of a watch when viewed from the commutator end ofthe machine; then the electro-motive forces… … Fig. 439 drum winding on a drum core. four coils and fourcommutator bars. for direct current

Steam engineering · Electrical engineering · Steam-turbines

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

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