Electricity for public schools and colleges (1891)
Larden, W. (Walter), b. 1855 or 6 · London : Longmans · leaf 88
ines. I. The glass cyH?iJe?- machine.—The principle of frictionalelectrical machines is best understood from a description of oneof the siiiTpler forms. As seen in the figure the essential parts are CH. IV. SIMPLER PHENOMENA OF ELECTROSTATICS 6l as follows. A glass cylinder rotates on a horizontal… … Fig i. powdered form with lard. A silk flap -passes over the cylinderfrom the rubber, descending on the other side to nearly half-waydown. The rubber can be insulated when required. On the otherside to the rubber, a large insulated conductor presents a row offine points to the cylinder. These…
Electricity
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