Allen, Charles Ricketson, 1862- [from old catalog] · New York, H. Holt and company · leaf 51
the shortpiece of wire connecting them; and as these are all goodconductors, large and short, the total resistance of the ex-ternal circuit is very small. Take out the short piece of copper wire connectingthe mercury-cups, and put in its place a coil of G-er- 38 CURRENT ELECTRICITY. man-silver wire… … V^r- B2 wire in the circuit, disconnect cell No. 2 (B,) and con-nect cell No. 1 (B2) alone with the mercury-cups. Readthe galvanometer. Connect the carbon plates of both cells with a wire lead-ing to the galvanometer, as in Fig. 26. In the same wayconnect both zinc plates with the same binding-post…
Physics
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