Elementary Treatise on Natural Philosophy, Volumen3D. Appleton, 1891 |
Dentro del libro
Resultados 1-5 de 52
Página 557
... gives to the insulated con- ductor composed of leaves , rod , and ball , a charge opposite to that of the influencing body . The finger must be removed while the influencing body remains in position , as the amount of the induced charge ...
... gives to the insulated con- ductor composed of leaves , rod , and ball , a charge opposite to that of the influencing body . The finger must be removed while the influencing body remains in position , as the amount of the induced charge ...
Página 562
... give a better result than the distance between the centres . The strongest evidence for the rigorous exactness of the law of inverse squares is indirect ; see § 574 . LAW OF ATTRACTION AND REPULSION . 563 same result will 562 ...
... give a better result than the distance between the centres . The strongest evidence for the rigorous exactness of the law of inverse squares is indirect ; see § 574 . LAW OF ATTRACTION AND REPULSION . 563 same result will 562 ...
Página 576
... gives off its electricity through the points to the two conductors , or , what amounts to the same thing , the conductors give off negative electricity through the points to the positively - electrified plate . In order to avoid loss of ...
... gives off its electricity through the points to the two conductors , or , what amounts to the same thing , the conductors give off negative electricity through the points to the positively - electrified plate . In order to avoid loss of ...
Página 577
... gives a sensible indication of charge after two or three minutes . 583. Nairne's Machine . - Ramsden's machine furnishes only positive electricity . In order to obtain negative electricity , it is necessary to insulate the cushions from ...
... gives a sensible indication of charge after two or three minutes . 583. Nairne's Machine . - Ramsden's machine furnishes only positive electricity . In order to obtain negative electricity , it is necessary to insulate the cushions from ...
Página 578
... give longer sparks than the ordinary machine under the same circumstances . This circumstance is owing , partly at least , to the considerable distance between the rubber and the positive conductor , which prevents the occurrence of ...
... give longer sparks than the ordinary machine under the same circumstances . This circumstance is owing , partly at least , to the considerable distance between the rubber and the positive conductor , which prevents the occurrence of ...
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