Text-book of general physics, for the use of colleges and scientific schools (1899)
Hastings, Charles Sheldon · Boston: Ginn & company · leaf 322
fastenedtwo strips of gold leaf, which diverge when any chargedbody is brought into the vicinity of the electroscope. If acharge be first communicatedto the gold leaves, they willdiverge still further on theapproach of a body similarlycharged, but will retract ifthe body is oppositely elec-trified.… … 312 ELE C TRIFICA TION. by a silk thread and charged with electricity, be lowered intothe vessel, the following observations may be made: (a) That the outside of the vessel is electrified, and hasa charge of the same sign as that on the ball. (b) That the position of the ball within the vessel,…
Physics
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