Elementary treatise on physics, experimental and applied : for the use of colleges and schools (1906)
Ganot, A. (Adolphe), 1804-1887, Atkinson, Edmund, 1831-1901, Reinold, A. W. (Arnold William), 1843-1921 · New York : Wood · leaf 914
Fir;. 849 Dynamical Electricity [864- … only varies within very narrow limits, a regular and continuous light isobtained with this apparatus until the carbons are quite used Von Hefners differential regulator is represented in fig. 851 ; the currentarriving by A divides at i (853); one portion passing through a fine wirecoil, R, offering…
Physics
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