Elementary Treatise on Natural Philosophy, Volumen3D. Appleton, 1891 |
Dentro del libro
Resultados 1-5 de 38
Página 559
... turning in the opening with moderate fric- tion , and having at its lower end a notch or slit . When the cap b is turned , the cylinder d turns with it ; but the latter can also be turned separately , so as not to change the reading ...
... turning in the opening with moderate fric- tion , and having at its lower end a notch or slit . When the cap b is turned , the cylinder d turns with it ; but the latter can also be turned separately , so as not to change the reading ...
Página 560
... turned , until the movable ball just touches the fixed ball without any torsion of the wire . The fixed ball is then taken out , placed in communication with an electrified body , and replaced in the apparatus . The electricity with ...
... turned , until the movable ball just touches the fixed ball without any torsion of the wire . The fixed ball is then taken out , placed in communication with an electrified body , and replaced in the apparatus . The electricity with ...
Página 562
... turned so as to place the movable ball at a known distance from the fixed ball . The two balls are then charged with electricity of different kinds . The movable ball is accordingly attracted towards the other , and settles in a ...
... turned so as to place the movable ball at a known distance from the fixed ball . The two balls are then charged with electricity of different kinds . The movable ball is accordingly attracted towards the other , and settles in a ...
Página 565
... turned inside out , the electricity therefore passes from one surface of the linen to the other . 572. Limitations of the Rule . - There are two exceptions to the rule that electricity is confined to the external surface of a conductor ...
... turned inside out , the electricity therefore passes from one surface of the linen to the other . 572. Limitations of the Rule . - There are two exceptions to the rule that electricity is confined to the external surface of a conductor ...
Página 573
... turned upon its axis by one person , while another held his hands upon the ball , thus causing the friction necessary for the production of electricity . The result was that the globe was negatively electrified , and the positive ...
... turned upon its axis by one person , while another held his hands upon the ball , thus causing the friction necessary for the production of electricity . The result was that the globe was negatively electrified , and the positive ...
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