Gage, Alfred P. (Alfred Payson), 1836-1903, Fessenden, C · Toronto : W.J. Gage · leaf 270
Fig. 168. together. Likewise, in the latter case, the attraction due to currents flowing in tlie same ,. ^. ^ . Fig. I66. Fig. 167. direction must Xesist the force tliat sepa-rates them. Hence.ihe energy shown hijthe electric currenthas been generated atthe expense of mechin-ical energy. Experimen…
Physics
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