A text-book of physics, largely experimental. On the Harvard college "Descriptive list of elementary physical experiments." (1891)
Hall, Edwin Herbert, 1855-1938, Bergen, Joseph Y. (Joseph Young), 1851-1917 · New York, H. Holt and Company · leaf 502
). EXPERIMENT.Decompose acidulated water by means of the current from a bat-tery of three or more Daniell cells arranged as in Fig. 255, collectingthe gases in tubes above the electrodes. Observe the relative bulk of the two gases, and show the combus«tible character of the hydrogen by igniting it,… … Fig. 255. The length of time required for the use of a voltametermakes any such instrument unsuitable for determining thestrength of a variable current at any particular instant;but in many cases, in the commercial use of electricity, thequantity to be arrived at is not the strength of the…
Physics
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