Practical electricity, with questions and answers (1901)
Cleveland armature works, [from old catalog] comp, Lincoln, John C. [from old catalog] · [Cleveland, Ohio, Cleveland armature works] · leaf 42
o the source ofthis current, some claiming that it is electro-chemical andothers that it is produced by electro-thermal effects. Ineither case the battery has not been sufficiently effectiveto be practical. A very powerful battery for experimental purposes (seeFig. 11) may be constructed by using a… … Figure 11Dip or plunge battery. This solution may be made by adding to one quart ofwater one-half pint of commercial sulphuric acid and one-quarter pound of bi-chromate of potash. The writer has obtained a current of 30 amperes froma single cell of this battery, six inches in diameter and sixinches…
Electricity · Electric generators
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