Outlines of Electricity and MagnetismHenry Holt and Company, 1896 - 277 páginas |
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acid alternating current amount ampere angles apparatus armature attraction battery C. G. S. units called capacity carbon cavity cells charged body chemical circuit coil of wire conductor connected copper current flows current passes deflection difference of pressure dimensions direction discharge disk distance dynamo earth effect elec electric current electrode electrodynamometer electrolysis electromagnet electromotive force electrophorus electroscope electrostatic energy equal exerted experiments Faraday Faraday's friction galvanometer glass heat Hence inch induced current induction inductor instrument insulated jelly Leyden jar light lines of force luminiferous ether machine magnetic force measured medium metal method motion needle negative charge north pole number of lines Ohm's law particles plate positive charge potential produced rent repelled resistance rotation rubber rod self-induction shown in Fig shows spark sphere strength strip substances temperature tin-foil tion touched tricity tube velocity vibration Wheatstone's bridge zinc
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Página 205 - I have long held an opinion, almost amounting to conviction, in common I believe with many other lovers of natural knowledge, that the various forms under which the forces of matter are made manifest have one common origin; or, in other words, are so directly related and mutually dependent, that they are convertible, as it were, one into another, and possess equivalents of power in their action.
Página 179 - ... the chemical decomposing action of a current is constant for a constant quantity of electricity, notwithstanding the greatest variations in its sources, in its intensity, in the size of the electrodes used, in the nature of the conductors (or non-conductors) through which it is passed, or in other circumstances.
Página 219 - Here end my trials for the present. The results are negative. They do not shake my strong feeling of the existence of a relation between gravity and electricity, though they give no proof that such a relation exists.