Elements of static electricity with full description of the Holtz and Töpler machines and their mode of operatingW.J. Johnston, 1887 - 228 стор. |
Загальні терміни та фрази
atmosphere attached attracted aurora battery brush carriers cloth cloud comb condensation conductivity constructed copper cylinder dielectric difference of potential disc discharge distance divergence ductor earth earth's surface ebonite effect elec electric action electric charge electric energy Electric Lighting electric movement electric potential electric resistance electrified body electrode electrometer electroscope equal equilibrium evident experiment foot-pounds friction Geissler tube glass heat Hence Holtz horizontal illus illustrations inches increase induction inductive effect inductors influence inner coating insulated intensity knob leaves Leyden jar lower potential Magnetism maxima and minima metal needle negative non-conductor observed occur opposite outer coating pail passes phenomena pith ball plate practically prime conductor produced repelled represented repulsion resistance result reversed revolving right angles rubber sealing-wax shellac shown in Fig similar spark sphere static electricity substances switch takes place temperature terminals tin-foil tion Töpler machine tric tricity tube upper surface vertical wire zero
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