International Library of Technology · Scranton, International Textbook Co. · leaf 113
dinary U-shaped magnet, Fig. 947, is made in threeparts, namely, two iron cores M wound with the magnet-izing coils c and a straight bar of iron b for a yoke joiningthe two cores together. In looking at the face of the twocores, Fig. 948, the current should circulate around onecore in an opposite… … 1548 PRINCIPLES OP
Electrical engineering
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