Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 435
of iodine in bisulphide of carbon diminishes therepulsion. The rate at which the vane rotates depends on the intensity ofthe source of light. With a strong light the rotation is so rapid that its ratecannot be determined. With two candles at the same distance the rotationis twice as rapid as with… … 418 On Heat. [445- of rotation, their intensities are directly as the squares of these distances fromthe radiometer. On this is based the use of the instrument as a photometer(509) for comparing together various sources of artificial light. It may like-wise be used for making comparative…
Physics
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