Absolute Measurements in Electricity and MagnetismMacmillan and Company, 1889 - 384 sider |
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Side 73
... charged , are very conveniently reckoned in coulombs per square centimetre of the area across which the electrolytic action in each takes place . The magneto - electric machine we have imagined gives us a very simple proof of the ...
... charged , are very conveniently reckoned in coulombs per square centimetre of the area across which the electrolytic action in each takes place . The magneto - electric machine we have imagined gives us a very simple proof of the ...
Side 115
... charged with positive electricity equilibrium above one of these spaces when the two semicircles are put in conducting contact , the arrange- FIG . 18 . ment is symmetrical about the needle . If one semi- circle be then charged with ...
... charged with positive electricity equilibrium above one of these spaces when the two semicircles are put in conducting contact , the arrange- FIG . 18 . ment is symmetrical about the needle . If one semi- circle be then charged with ...
Side 117
... charged positively and the other pair negatively , one end of the needle is attracted by one of a pair of quadrants , and repelled by the adjacent quadrant of the other pair . The other end of the needle is attracted by the remain- ing ...
... charged positively and the other pair negatively , one end of the needle is attracted by one of a pair of quadrants , and repelled by the adjacent quadrant of the other pair . The other end of the needle is attracted by the remain- ing ...
Side 123
... charged the rod is turned round until the spring is brought into contact with the supporting - plate , which , as stated above , is in contact with the acid of the jar . The difference of potential between the inner and outer coatings ...
... charged the rod is turned round until the spring is brought into contact with the supporting - plate , which , as stated above , is in contact with the acid of the jar . The difference of potential between the inner and outer coatings ...
Side 127
... charge has been given to the jar , so that a difference of potential exists between the coatings , the interior for ... charged positively , the other negatively . Then , turning in the direction of the arrow , they come into contact ...
... charge has been given to the jar , so that a difference of potential exists between the coatings , the interior for ... charged positively , the other negatively . Then , turning in the direction of the arrow , they come into contact ...
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amperes angles arrangement balance battery brass C.G.S. units C₂ cell centimetres centre coil comparison condenser conductor connected constant convenient copper cross-sections current flowing current strength deflection denote density described determined difference of potential dimensional formula distance E₁ electrical efficiency Electricity and Magnetism electrodes electromagnetic electromotive force electrostatic equal equation fixed give given graduated grammes Hence horizontal induction instrument insulated joined in series kathode Lord Rayleigh machine magnetic field means ment method motor movable ring n² L² nearly needle numerical obtained Ohm's law ohms piece placed plane plate points pole position potential galvanometer practical unit quantity of electricity r₁ R₂ ratio rheostat round scale screws self-induction shown in Fig Sir William Thomson slider sliding standard surface temperature terminals thick turned unit of length V₁ V₂ velocity vertical voltmeter volts vulcanite wattmeter weight Wheatstone's Bridge wire wire coils zero
Populære avsnitt
Side 385 - With the Mathematical Elements of Music. Designed for the Use of Students in the University. Second Edition, revised and enlarged. Crown 8vo. gs. A TREATISE ON MAGNETISM. Designed for the Use of Students in the University.