The standard electrical dictionary; a popular dictionary of words, terms, and phrases, used in the practice of electrical engineering (1897)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · New York, H. W. Henley & co. · leaf 376
. The following data are o° C. (320 F.) Relative Resistance, 62.73 Specific Resistance, 94-32 microhms. Resistance of a wire, (a) 1 foot long, weighing 1 grain, 18.51 ohms. (d) 1 foot long, 1-1000 inch thick, 572.3 (c) 1 meter long, weighing 1 gram, 12.91 (d) 1 meter long, 1 millimeter thick 1.211… … Fig. 238. Mayers Floating Magnets. Mercury Cup. A cup of iron, wood or some material that doesnot amalgamate or is unattacked by mercury, which is filled withmercury and made an electrode of a circuit. By dipping the otherterminal of the circuit into the mercury a very good contact isobtained. It…
Electricity
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