Cumming, Linnæus, b. 1843. [from old catalog] · New York, D. Van Nostrand · leaf 145
but is less hygroscopic, andtherefore the action is not quite so dependent on weather.Also the double action on opposite sides of the plate increasesthe rate at which electricity can be obtained. 90. The Electrophorus.—Of instruments depending oninduction the simplest is the electrophorus (Fig.… … _,- -1- -|. _,- -j. -1- -[_ -1- -|- -|- -j_ -i- -1- -1- -1- -1- -+- -1- -1- -1- -1- -1- -1- -1- -1- -I- -1- -i- -I- -1- -V j -f- -I- -f- -1- -1- -hH I 3 -I- -I- -I- -I- -1- -I- -H -I- -i- +■ ■+ -l-Fig. 85. of a cake (A) resting on a metal form or sole (B), and of a chap, iv,] Electrical Machines.…
Electricity
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