Stewart, Balfour, 1828-1887 · Toronto : James Campbell · leaf 131
e is nodisappearance of energy when the two electricitiescombine, but cnly a change from the form of elec-tricity into that of heat. 86. Electric currents.—You have seen thatwhen you hold a pointed conductor near an electricmachine at work (Art. 82) there is a continuous stream I20 SCIENCE PRIMERS.… … electric currents. We shall now briefly describe thismethod, which was first discovered by an Italiancalled Volta, and which has therefore been named theVoltaic battery. This arrangement is shown in theabove figure. Here you see to the extreme left aplate marked c, which means a plate of copper.…
Physics
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