Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)
569 reaches into the metallic filling ; or, ifthe jar be coated inside, it terminateswith a metallic chain, the lower end ofwhich falls on the bottom of the jar.The rod terminates externally Avith asmall sphere of metal, R, called thehntton. This is a condenser in which theglass of the jar serves… … 693. Figure 23.—Charging the Leyden jar.—The Leydenjar is charged by holding it in the hand (placing the hand on thetinned part) as shown, and yxg, 23 bringing the button in contactwith the prime conductor, F,of the electrical machine. The positive electricity isaccumulated in the interior,and acts…
Physics · Astronomy
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