Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book (1902)
Swoope, Coates Walton. [from old catalog] · New York, D. Van Nostrand company · leaf 88
^ avoiding disagreeable fumes. Bunsens and Grovesbatteries produce powerful and constant currents, and are welladapted for experiments, but they require frequent attention,and are expensive, so that they are little used for work oflong duration. E. M. F., of these cells, 1.75 to 1.95 volts. 87.… … Fig. 84.—Chemical Action in the Daniell Cell when the Circuit is Closed. of a simple form will answer for all forms of this class, and it isof importance, since the cell is much used in practice for giv-ing constant currents of long duration. It is, therefore, aclosed circuit battery. Zinc and…
Electricity · Magnetism
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