Elementary Treatise on Natural Philosophy, Volumen3D. Appleton, 1891 |
Dentro del libro
Resultados 1-5 de 56
Página 553
... increasing . The neutral point M does not exactly bisect the length of the cylinder , but is nearer the end A than the end B , and the former end is found to be more strongly electrified than the latter . It is easy to show that the two ...
... increasing . The neutral point M does not exactly bisect the length of the cylinder , but is nearer the end A than the end B , and the former end is found to be more strongly electrified than the latter . It is easy to show that the two ...
Página 554
... increases . The explanation is that the electricity which was repelled to the end B escapes to the earth , and thus affords an opportunity for a fresh exercise of induction on the part of the sphere , which increases the accumulation of ...
... increases . The explanation is that the electricity which was repelled to the end B escapes to the earth , and thus affords an opportunity for a fresh exercise of induction on the part of the sphere , which increases the accumulation of ...
Página 556
... increases more rapidly than the other as the distance is diminished . It is important to remember this in testing , by the electric pen- dulum , or by any other electroscope , the kind of electricity with which a body is charged . In ...
... increases more rapidly than the other as the distance is diminished . It is important to remember this in testing , by the electric pen- dulum , or by any other electroscope , the kind of electricity with which a body is charged . In ...
Página 557
... increases the divergence , the body was electrified nega- tively . Great caution must be used in bringing electrified bodies near the gold - leaf electroscope , as the leaves are very apt to be ruptured by quick movements . If they ...
... increases the divergence , the body was electrified nega- tively . Great caution must be used in bringing electrified bodies near the gold - leaf electroscope , as the leaves are very apt to be ruptured by quick movements . If they ...
Página 560
... increased . By repeating this process , we obtain a number of dif- ferent positions in which repulsion is balanced by torsion . But we know , from the laws of elasticity , that the force ( strictly the couple1 ) of torsion is ...
... increased . By repeating this process , we obtain a number of dif- ferent positions in which repulsion is balanced by torsion . But we know , from the laws of elasticity , that the force ( strictly the couple1 ) of torsion is ...
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