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 281
by electro-magnetic action. In the cut,repeated from Adherence, Elec-tro-magnetic, the magnetizingcoil makes the wheels, which areof iron, press strongly together. Geissler Tubes. Sealed tubesof glass containing highly rare-fied gases, and provided withplatinum electrodes extendingthrough the glass… … STANDARD ELECTRICAL. DICTIONARY. 277 are produced varying with the degree of exhaustion, the contents(gas), the glass itself, or solutions surrounding it. The two latterconditions involve fluorescence phenomena often of a very beautifuldescription. The pressure of the gas is less than one-half of a…
Electricity
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