A laboratory course in experimental physics (1896)
Loudon, W. J. (William James), McLennan, John Cunningham, joint author · New York and London, Macmillan and Co. · leaf 245
ead which has beencopper-plated. This modification possesses the advantage ofreadily permitting the removal of the copper deposit. Withordinary usage a cell set up as described will last withoutrenewal for about a year, and as it has a very constant electro-motive force, and produces a very steady… … Fig. 31. a U-shaped plate B of amalgamated zinc, a porous cup C, and athin strip of platinum D. Sulphuric acid diluted in the ratio of one to ten is placed in the outer vessel, and concentrated nitric acid in the porous cup. The platinum and the zinc form the posi- y^ tive and the negative poles of…
Physics
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