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 533
ing experiment (fig. 464), due to Tyndall:— A strong metal box is taken, provided with a stopcock, on which can be Joule772 Recentobservers 779 1390 424 4-16 X 10^ 1403 428 42 X jo 506] Mechanical Equivalent of Heat 55 screwed a small condensing pump. Having compressed the air since itbecomes… … Fig. 464 force of the internal air ; in short, the air drives itself out. Work is there-fore done by the air against external pressure, and there should be a dis-appearance of heat ; and if the jet be allowed to strike against the thermopile,the galvanometer is deflected, and the direction of its…
Physics
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