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 438
Fig. 408 420 On Heat [427- if in the above experiment a plate of glass causes the temperature to rise i°and a plate of lead 6°, it follows that the quantity of heat reflected by thelatter is six times as great as that reflected by the former. For the heatemitted by the source remains the same, the… … Fig. 409 By this method Leslie determined the reflecting powers of the followingsubstances, relatively to that of brass, taken as 100 :— Polished brass . . . 100 Indian ink . . -13 Silver .... 90 Glass . . . .10 Steel 70 Oiled glass ... 5 Lead..... 60 Lampblack . . . o The numbers only represent…
Physics
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