Elementary Treatise on Natural Philosophy, Volumen3D. Appleton, 1891 |
Dentro del libro
Resultados 1-5 de 49
Página 548
... latter is attracted ; but as soon as it touches the glass tube , the attraction is changed to repulsion , which lasts as long as the ball retains the electricity which it has acquired by the contact . A similar experi- ment can be shown ...
... latter is attracted ; but as soon as it touches the glass tube , the attraction is changed to repulsion , which lasts as long as the ball retains the electricity which it has acquired by the contact . A similar experi- ment can be shown ...
Página 549
... latter resinous . On repeating the experiment with other substances , Fig . 334. Electric Pendulum . it is found that all electrified bodies behave either like the glass or like the resin . 559. Without making any assumption as to what ...
... latter resinous . On repeating the experiment with other substances , Fig . 334. Electric Pendulum . it is found that all electrified bodies behave either like the glass or like the resin . 559. Without making any assumption as to what ...
Página 553
... latter are suspended at equal distances a few pairs of pith - balls . When the cylinder is brought near the sphere , the balls are observed to diverge . The divergence of the different pairs is not C A Fig . 335. - Electrification by ...
... latter are suspended at equal distances a few pairs of pith - balls . When the cylinder is brought near the sphere , the balls are observed to diverge . The divergence of the different pairs is not C A Fig . 335. - Electrification by ...
Página 556
... latter case , repulsion will generally be observed at distances exceeding a certain limit and attraction at nearer distances , the reason being that the force ( 1 ) due to the induced distribution increases more rapidly than the other ...
... latter case , repulsion will generally be observed at distances exceeding a certain limit and attraction at nearer distances , the reason being that the force ( 1 ) due to the induced distribution increases more rapidly than the other ...
Página 559
... latter can also be turned separately , so as not to change the reading . These parts com- pose the torsion - head . A very fine metallic wire is held by the notch , and supports a small piece of metal , through which passes a light ...
... latter can also be turned separately , so as not to change the reading . These parts com- pose the torsion - head . A very fine metallic wire is held by the notch , and supports a small piece of metal , through which passes a light ...
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