Elementary Treatise on Electricity and MagnetismLongmans, Green, and Company, 1896 - 576 páginas |
Dentro del libro
Resultados 1-5 de 33
Página 8
... inner surface of the room . 8. Energy of an Electric Field . — In whatever way an electric field may be produced , a certain amount of energy must be expended in the process . In such a case as that referred to in § 7 this is evidently ...
... inner surface of the room . 8. Energy of an Electric Field . — In whatever way an electric field may be produced , a certain amount of energy must be expended in the process . In such a case as that referred to in § 7 this is evidently ...
Página 18
... inner sphere for a moment and are then separated and removed simultaneously . On now testing the ball with the electroscope , it is found entirely unelectrified , while the hemispherical cups are found to be charged . This experiment ...
... inner sphere for a moment and are then separated and removed simultaneously . On now testing the ball with the electroscope , it is found entirely unelectrified , while the hemispherical cups are found to be charged . This experiment ...
Página 19
... inner surface , it is found on removal to be entirely unelectrified . The first part of this experi- ment may be regarded as a partial repetition of that just described . The result of the second part is just what might be looked for ...
... inner surface , it is found on removal to be entirely unelectrified . The first part of this experi- ment may be regarded as a partial repetition of that just described . The result of the second part is just what might be looked for ...
Página 20
... inner surface of the chamber were found to be electrified , but no sign of electrification could be detected outside . In this form of the experiment , the electric field extends from the surface of the enclosed conductors to the inner ...
... inner surface of the chamber were found to be electrified , but no sign of electrification could be detected outside . In this form of the experiment , the electric field extends from the surface of the enclosed conductors to the inner ...
Página 21
... inner surface of the jar , the other from the outer surface of the jar to the surface of the room . The two boundaries of the original , undivided field possessed equal , opposite charges ; and as each of the two parts into which the ...
... inner surface of the jar , the other from the outer surface of the jar to the surface of the room . The two boundaries of the original , undivided field possessed equal , opposite charges ; and as each of the two parts into which the ...
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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.