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 119
rent strength ?By Formula (10) p 20 X 75 X 273 ^ .1733 X76 (273 + 20) X 50 ==2.12 amperes.To find the volume of gas generated by aknown current : „ _ .1733 X C X 76(273 + C°) X t .„ ,V - j^ ^ 273 • • ^1^^ Prob. 9: What volume of gas would beproduced in a gas voltameter in 30 secondsby a steady… … Lallerjf Fig. 100.—Gas Voltameter.HoflFmans LecUire Room Form. = 98.49 C. C. 123. Current Strength Used in Electroplating.—If the metallic deposition is performed too rapidly the deposit be-comes open and of a powdery appearance. A low currentdensity produces a hard, close grained surface. The…
Electricity · Magnetism
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