Elementary Treatise on Natural Philosophy, Volumen3D. Appleton, 1891 |
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Página 548
... cate opposition . The electricity which glass acquires when rubbed with silk , is called positive ; and that which resin acquires by friction DUALITY OF ELECTRICITY . 549 with flannel , negative . 548 INTRODUCTORY PHENOMENA .
... cate opposition . The electricity which glass acquires when rubbed with silk , is called positive ; and that which resin acquires by friction DUALITY OF ELECTRICITY . 549 with flannel , negative . 548 INTRODUCTORY PHENOMENA .
Página 550
... positively electrified by friction with those which follow it , and negatively with those which precede it . Fur of cat . Polished glass . Woollen stuffs . Feathers . Wood . Paper . Silk . Shellac . Rough glass . 561. Hypotheses ...
... positively electrified by friction with those which follow it , and negatively with those which precede it . Fur of cat . Polished glass . Woollen stuffs . Feathers . Wood . Paper . Silk . Shellac . Rough glass . 561. Hypotheses ...
Página 551
... positive and negative . The one - fluid theory , as originally propounded by Franklin , main- tained the existence of only one electric fluid , which unelectrified bodies possess in a certain normal amount . A positively electrified ...
... positive and negative . The one - fluid theory , as originally propounded by Franklin , main- tained the existence of only one electric fluid , which unelectrified bodies possess in a certain normal amount . A positively electrified ...
Página 552
... positively , and B a conductor charged negatively ; when the two are put in connection by a wire , we say that the direction ... positive electricity travels from A to B , and a current of resinous or negative from B to A. CHAPTER XLII ...
... positively , and B a conductor charged negatively ; when the two are put in connection by a wire , we say that the direction ... positive electricity travels from A to B , and a current of resinous or negative from B to A. CHAPTER XLII ...
Página 554
Augustin Privat-Deschanel Joseph David Everett. the end B positively electrified . We have only to bring an electrified ... positive to the end B. This action is more powerful at A than at B , on account of the greater proximity of the ...
Augustin Privat-Deschanel Joseph David Everett. the end B positively electrified . We have only to bring an electrified ... positive to the end B. This action is more powerful at A than at B , on account of the greater proximity of the ...
Términos y frases comunes
acid action angle apparatus armature arrangement attraction axis ball battery binding-screws body called carbon cells centimetres centre charge circuit condenser conductor connected consists copper copper plate copper wire current is passing cylinder deflection denote diamagnetic difference of potential disc discharge distance earth effect electrical machine electrified electro-magnet electro-motive force electrolysis electroscope employed energy equal experiment galvanometer glass gutta percha heat Hence horizontal increase inner coating instrument insulated intensity inversely junction knob length Leyden jar lines of force liquid magnetic force magnetic meridian mercury metal millimetre mirror galvanometer motion movable needle negative observed obtained opposite direction outer coating parallel perpendicular plane poles portion positive electricity produced quantity of electricity repelled represented in Fig repulsion resistance revolving rotation round shellac side solenoid spark surface suspended telegraph temperature terrestrial magnetism Thomson effect tion tricity tubes of force unit V₁ velocity vertical wire zinc