Elementary treatise on physics, experimental and applied : for the use of colleges and schools (1906)
Ganot, A. (Adolphe), 1804-1887, Atkinson, Edmund, 1831-1901, Reinold, A. W. (Arnold William), 1843-1921 · New York : Wood · leaf 833
ties on the surface ofthe resin (804). These figuresform, in short, a very sensitiveelectroscope for investigatingthe distribution of electricity onan insulating surface. Fig. 769 represents the appearance of a plate of resin which has beentouched by the knob of a Leyden jar charged with positive… … Kii;. 7y 8o8 Frictional Electricity [788- charged with negative electricity. If a pointed wire held in the hand ismoved over the surface so as to form any letter or pattern (it need notactually touch the plate), and the mixture of red-lead and flour of sulphuris sifted over the surface, the pattern…
Physics
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