A natural philosophy : embracing the most recent discoveries in the various branches of physics, and exhibiting the application of scientific principles in everyday life .. (1899)
Quackenbos, G. P. (George Payn), 1826-1881 · New York, Cincinnati [etc.], American book company · leaf 300
emade,—the use of a rubber instead of the hand, and. the addition of a metal-lic conductor. 775. The Cylinder Machine.—In the cylinder machine,represented in Fig. 268, electricity is developed by the fric-tion of a rubber upon a glass cylinder, usually from 8 to 12inches in diameter, supported… … THE CYLINDEB ELECTRICAL MACHINE. m use ? What constitutes the difference between them ? 774. With what were ex-periments in electricity originally performed ? Who first contrived an electrical ma-chine? Describe Guerickes apparatus. What improvement did Newton make?What improvements were made about…
Physics
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