Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 542
orboth of these which rush through the circuit the instant the line of com-munication is complete. It was one of ~ Franklins discoveries that theelectrical charges of the Leyden jar do not reside in the metallic coatings;for he made a jar with removable inside and outside coatings, which,properly… … Fig. 255.— The Leyden Jar. DYNAMICAL ELECTRICITY. T ET us take a vessel containing water, to which some sulphuric acid■^— has been added, Fig. 256, and in the liquid plunge a plate of copper,C, and a plate of pure zinc, z, keeping the plates apart from each other.As it is not easy to obtain zinc…
Inventions
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