Elementary Treatise on Natural Philosophy, Volumen3D. Appleton, 1891 |
Dentro del libro
Resultados 1-5 de 37
Página 560
... indicated by the scale which surrounds the case . In this position the force of repulsion is in equilibrium with the force of torsion tending to bring back the ball to its original position . The graduated cap b is then turned so as to ...
... indicated by the scale which surrounds the case . In this position the force of repulsion is in equilibrium with the force of torsion tending to bring back the ball to its original position . The graduated cap b is then turned so as to ...
Página 570
... indicated by the balance , if taken singly , do not correctly represent the electric distribution . This source of error was avoided by Coulomb in the following manner . He touched two points on the body suc- cessively , and determined ...
... indicated by the balance , if taken singly , do not correctly represent the electric distribution . This source of error was avoided by Coulomb in the following manner . He touched two points on the body suc- cessively , and determined ...
Página 576
... The variations of charge are indicated by the quadrant electroscope ( Fig . 352 ) , which is attached to one of the conductors . It consists NAIRNE'S MACHINE . 577 of an upright conducting stem , 576 ELECTRICAL MACHINES .
... The variations of charge are indicated by the quadrant electroscope ( Fig . 352 ) , which is attached to one of the conductors . It consists NAIRNE'S MACHINE . 577 of an upright conducting stem , 576 ELECTRICAL MACHINES .
Página 590
... indicate the presence of metallic vapour . For studying the effect of the gaseous medium , the discharge is taken between two platinum wires sealed into the ends of glass tubes , containing the gases in a SHOCK . 591 rarefied condition ...
... indicate the presence of metallic vapour . For studying the effect of the gaseous medium , the discharge is taken between two platinum wires sealed into the ends of glass tubes , containing the gases in a SHOCK . 591 rarefied condition ...
Página 627
... indicated a retardation of the middle spark , as compared with the other two , which were taken near the two coatings of the jar , and were strictly simultaneous . The middle break was separated from each of the other two by a quarter ...
... indicated a retardation of the middle spark , as compared with the other two , which were taken near the two coatings of the jar , and were strictly simultaneous . The middle break was separated from each of the other two by a quarter ...
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