Elementary treatise on electricity and magnetism : founded on Joubert's "Traité élémentaire d'électricité" (1909)
Foster, G. Carey (George Carey), Porter, Alfred William, 1863-1939, Joubert, Jules François · London : Longmans · leaf 187
with the metal plates, and this causes a small decreaseof electromotive foico while the current is passing. The normalelectromotive force of a Daniells cell is about 1*07 volt. In Grovels battery (1840) the evolution of hydrogen is sup-pressed by the employment of strong nitric acid, which gives… … Fig. 100. 109] VARIOUS FORMS 165 the nitric acid by a partition of porous earthenware. The use ofnitric acid necessitates the replacement of copper by a metal,platinum, which the acid does not attack. Bimsens battery (Fig. 101) is a modification of Groves, inwhich rods of dense gas-graphite are…
Electricity · Magnetism
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer01inte-35-7.webp)
