International Library of Technology · Scranton, International Textbook Co. · leaf 301
from the edge of the jar. The copper (7 is a flat strip bentinto a circle, which rests on the bottom of the jar. Con- BATTERIES. 1735 nectlon ■ is made between itmeans of a wire JV,which is insulatedwith some rubbercompound where itpasses through theliquids. The posi-tion of the twoliquids is shown…
Electrical engineering
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