International Library of Technology · Scranton, International Textbook Co. · leaf 114
1548 PRINCIPLES OP … at their free ends and a consequent pole :n the yoke. Thetotal number of useful lines of force produced by both coils would, under these conditions,be greatly diminished, and themagnet would exhibit only asmall amount of magnetic at-traction. 2397. Another commonform of electromagnet is knownas the…
Electrical engineering
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