Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
TRICITY The carbon is the positive and the zinc the negative pole of the couple.The positive fluid, therefore, passes from the carbon to the zinc. 740- Figure 38.—Batteries of t-wo or more couples.— Any number of couples may be united by attaching the copper strip ofthe zinc cylinder in one couple… … Such a combination is shown by the figure, consisting of sixteencarbon batteries, the view being from above, looking down upon thecombination. The outer circle of each couple represents the outer vessel; the nextcircle, the zinc; the next, the vessel containing the acid; and thecentral circle, the…
Physics · Astronomy
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