International Library of Technology · Scranton, International Textbook Co. · leaf 96
1530 PRINCIPLES OF … the direction of the current in the conductor, and theneedle will point in the opposite direction in each case re-spectively. If the conductor is placed over the needle and then bent back under it, forming a loop,as shown in Fig. 931, the ten-dency of the current in bothtop and bottom portions…
Electrical engineering
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