I.C.S. reference library : a series of textbooks prepared for the students of the International Correspondence Schools and containing in permanent form the instruction papers examination questions, and keys used in their various courses (1904)
International Correspondence Schools · Scranton : International Textbook Co. · leaf 400
Fig. 23. Fig. 21. the lines of force lying between the conductors will liavcthe same direction and therefore repel the conductors. 28. If the conductor carrying the current is bent intothe form of a loop, as in Fig. 25, then all the lines of force 22 ELEMENTS OF around the conductor will thread…
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