Elementary lessons in electricity and magnetism (1906)
Thompson, Silvanus P. (Silvanus Phillips), 1851-1916, Schwetzky, Otto H. L. [from old catalog] · Chicago, Thompson & Thomas · leaf 318
Fig. 119. angles to the currents themselves. An example of laws ii. and iii. is afforded by thecase shown in Fis:. 120. Here two currents ab 300 ELEMENTARY LESSONS ON [chap. v. and cd Sive movable round O as a centre. Therewill be repulsion between a and d and between c and 3, while !%n the … Fig. 120. Other quadrants therewill be attraction^ aattracting c^ and b at-tracting d. The foregoing lawsmay be summed up in one, by saying that two portions of circuits, how-ever situated, experience a mutual force tendingto set them so that their currents flow as nearlyin the same path as…
Electricity · Magnetism
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