Niaudet, Alfred, 1835-1883. [from old catalog], Fishback, L. M., [from old catalog] tr · New York, J. Wiley & sons · leaf 144
ed above, as shown in GRAVITY BATTERIES. 125 the cut, and descends a little below the top of the cop-per. The two jars are filled with liquid. The glass tubeA, pierced with holes at the bottom, is placed in the cen-tre of the cell, with the lower part in the cup ; this cen-tral tube is filled with… … Fig. 31. water, which solution has greater conductivity and is lessdense than that of sulphate of copper. The advantages of this battery are as follows:1. It contains a large quantity of water which is re-quired to dissolve the sulphate of zinc formed. In orderthat the battery may work a long time…
Electric batteries
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