Elementary Treatise on Natural Philosophy, Volumen3D. Appleton, 1891 |
Dentro del libro
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Página 542
... receiving instruments , 848. Wheatstone's automatic system with specimen , 849. Duplex telegraphy , 850. Quadruplex telegraphy , 850A , pp . 806-831 . Con- CHAPTER LXI . MISCELLANEOUS APPLICATIONS OF ELECTRICITY . Electromotors , 851 ...
... receiving instruments , 848. Wheatstone's automatic system with specimen , 849. Duplex telegraphy , 850. Quadruplex telegraphy , 850A , pp . 806-831 . Con- CHAPTER LXI . MISCELLANEOUS APPLICATIONS OF ELECTRICITY . Electromotors , 851 ...
Página 627
... receiving instrument - Thomson's mirror galvano- meter - gave a sensible indication of rising current at one end of 3000 miles of cable about a second after the application of a Daniell's battery at the other . It seems to be fully ...
... receiving instrument - Thomson's mirror galvano- meter - gave a sensible indication of rising current at one end of 3000 miles of cable about a second after the application of a Daniell's battery at the other . It seems to be fully ...
Página 809
... receiving to the transmitting station through the earth . The duty actually performed by the earth consists in draining off the opposite electricities which would otherwise accumulate in the ter- minals . It keeps the two terminals at ...
... receiving to the transmitting station through the earth . The duty actually performed by the earth consists in draining off the opposite electricities which would otherwise accumulate in the ter- minals . It keeps the two terminals at ...
Página 811
... receiving station . If the handle were moved to the other side , b would serve to con- nect the positive pole with the earth , and a would establish connec- tion between the negative pole and the coil , which is itself connected with ...
... receiving station . If the handle were moved to the other side , b would serve to con- nect the positive pole with the earth , and a would establish connec- tion between the negative pole and the coil , which is itself connected with ...
Página 818
... receiving a feeble current from a distance , sends on a much stronger current from a battery on the spot . The key B being up , a current arriving by the line - wire passes through the key from c to a , thence m Local Battery . Relay ...
... receiving a feeble current from a distance , sends on a much stronger current from a battery on the spot . The key B being up , a current arriving by the line - wire passes through the key from c to a , thence m Local Battery . Relay ...
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