Elementary treatise on electricity and magnetism (1903)
Foster, George Carey, 1835-1919, Joubert, Jules François, 1834-1910. Traité élémentaire d'électricité, Porter, Alfred William, 1863- joint author · London, New York, Longmans, Green, and co. · leaf 128
stant assumethat when f = 0, F = 0, and F= F„ then ^=log..F„ 75] and HOLTZ MACHINE nc — l , 105 F-r=F„exp. (^) showing that for F- F to increase there must be an initial differ-ence of potentials F„, and that nc must be greater than I. 75. Holtzs Machine.—The action of Holtzs machine isanalogous,… … ^^lAHAOn.iiS Fig. 58. knobs supported by glass rods, the other is movable about ahorizontal axis. Besides the central aperture, through whichpasses the axle of the movable plate, the fixed plate has twoapertures or loindows at the ends of the same diameter. Alongone edge of each of these windows is…
Electricity · Magnetism
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