Elementary Treatise on Electricity and MagnetismLongmans, Green, and Company, 1896 - 576 páginas |
Dentro del libro
Resultados 1-5 de 57
Página 1
... hand , repulsion , as between two pieces of glass or two pieces of india - rubber , does not occur unless both the repelling bodies have been previously electrified . 2. Electrification by Contact . - If a pith - ball ( A ) hung by a ...
... hand , repulsion , as between two pieces of glass or two pieces of india - rubber , does not occur unless both the repelling bodies have been previously electrified . 2. Electrification by Contact . - If a pith - ball ( A ) hung by a ...
Página 4
... hand is rubbed against a non - conductor - say a piece of dry flannel - the non - conductor only appears afterwards to be electrified . The reason is that the electrification produced on the metal spreads over the hand , arm , and body ...
... hand is rubbed against a non - conductor - say a piece of dry flannel - the non - conductor only appears afterwards to be electrified . The reason is that the electrification produced on the metal spreads over the hand , arm , and body ...
Página 8
... hand , one of the bounding surfaces entirely encloses the other , the electric field is definitely limited to the space between them . For example , a case that frequently occurs is when one of the rubbed bodies is a conductor in ...
... hand , one of the bounding surfaces entirely encloses the other , the electric field is definitely limited to the space between them . For example , a case that frequently occurs is when one of the rubbed bodies is a conductor in ...
Página 13
... hand , the attraction or repulsion of two electrified bodies depends , not only on their electrification and geometry , but also on the nature of the insulat- ing material between them ; so that two balls , electrified to a given degree ...
... hand , the attraction or repulsion of two electrified bodies depends , not only on their electrification and geometry , but also on the nature of the insulat- ing material between them ; so that two balls , electrified to a given degree ...
Página 15
... hand , such facts as those mentioned in § 10 , ―that the conducting boundaries of a field affect it only by virtue of the geometrical relations of their surfaces , whereas the forces acting anywhere in the field , and therefore its ...
... hand , such facts as those mentioned in § 10 , ―that the conducting boundaries of a field affect it only by virtue of the geometrical relations of their surfaces , whereas the forces acting anywhere in the field , and therefore its ...
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Otras ediciones - Ver todas
Elementary Treatise on Electricity and Magnetism George Carey Foster,Alfred William Porter Vista completa - 1909 |
Elementary Treatise on Electricity and Magnetism George Carey Foster,Edmund Atkinson Vista completa - 1896 |
Términos y frases comunes
acid action ampere angle axis ball battery boundary capacity cell centre charge chemical circuit coating coefficient condenser conducting connected consequently constant copper corresponding coulomb cylinder density dielectric difference of potentials discharge distance effect elec electric field electric force electrified body electrodes electromotive force electroscope element energy equal equation equilibrium equipotential surface experiment expressed external flux formula given glass Hence india-rubber induction inside insulated conductor intensity iron Joule's law joules junction knob Leyden jar lines of force machine magnetic magnetisation measured metal needle negative number of lines opposite direction outer surface parallel passes Peltier effect perpendicular plane plate pole positive electricity produced proportional quantity of electricity quantity of heat represented resistance result solid angle spark sphere strength suppose surface-density T₁ temperature terminals thermo-electric traversed tubes of force unit V₁ V₂ volt wire zinc
Pasajes populares
Página 458 - As a unit of resistance, the international Ohm. which is based upon the ohm equal to 109 units of resistance of the CGS system of electro-magnetic units, and is represented by the resistance offered to an unvarying electric current by a column of mercury at the temperature of melting ice, 14.4521 grammes in mass, of a constant cross-sectional area, and of a length of 106.3 centimetres.