Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 715
lectroscope by a wire, and a dry glass rod be immersed in it, no indica- -725] Conductors and Notnwiductors. 689 tions are observed during the immersion, but on smartly withdrawinj^ therod, the leaves increasingly diverge, attaining their maximum when the lodlea\es the mercury. Some substances,… … Fig. 656. Fig. 657. were divided by Gilbert into ideoelectrics, or those which become electricalby friction ; and anelectrics, or those which do not possess this property.These distinctions no longer obtain in any absolute sense ; under appropriateconditions, all bodies may be electrified by…
Physics
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