 | 1824 - 116 pages
...discoveries of Dr. Black. He had to investigate the cause of the cold produced by evaporation, of the heat occasioned by the condensation of steam — to...his principle was obtained, the application of it to produce the movement of machinery demanded a new species of intellectual and experimental labour. He... | |
 | François Arago - 1839 - 290 pages
...discoveries of Dr. Black. He had to investigate the cause of the cold produced by evaporation, of the heat occasioned by the condensation of steam ; —...his principle was obtained, the application of it to produce the movement of machinery demanded a new species of intellectual and experimental labour. He... | |
 | Dominique François J. Arago - 1839 - 290 pages
...condensation of steam;—to determine the source of the air appearing when water was acted upon by-an exhausting power; the ratio of the volume of steam...by which the elasticity of steam increased with the temperature;—labour, time, numerous and difficult experiments, were required for the ultimate result;... | |
 | 1841 - 846 pages
...the cause of the cold produced by the evaporation of the heat occasioned by the condensation of the steam ; to determine the source of the air appearing...his principle was obtained, the application of it to produce the movement of machinery demanded a new species of intellectual and experimental labour. He... | |
 | 1841 - 736 pages
...the cause of the cold produced by the evaporation of the heat occasioned by the con. densation of the steam ; to determine the source of the air appearing...required for the ultimate result ; and when his principle waa obtained, the application of it to produce the movement of machinery demanded a new species of... | |
 | 1843 - 856 pages
...of his great object, Watt ' had to investigate the cause of the cold produced by evaporation, of the heat occasioned by the condensation of steam— to...his principle was obtained, the application of it to produce the movement of machinery demanded a new species of intellectual and experimental labour. He... | |
 | Society for the diffusion of useful knowledge - 1843 - 840 pages
...condensation of steam — to determine the source of the' air appearing when water was acted upon bran exhausting power; the ratio of the volume of steam...numerous and difficult experiments, were required lor the ultimate result ; and when his principle was obtained, the application of it to produce the... | |
 | Andrew Carnegie - 1905 - 260 pages
...discoveries of Dr. Black. He had to investigate the cause of the cold produced by evaporation, of the heat occasioned by the condensation of steam — to...elasticity of steam increased with the temperature; labor, time, numerous and difficult experiments, were required for the ultimate result; and when his... | |
 | Andrew Carnegie - 1905 - 260 pages
...cause of the cold produced by evaporation, of the heat occasioned by the condensation of steam—to determine the source of the air appearing when water...elasticity of steam increased with the temperature; labor, time, numerous and difficult experiments, were required for the ultimate result; and when his... | |
 | Andrew Carnegie - 1905 - 262 pages
...generating water, and the law by which the elasticity of steam increased with the temperature; labor, time, numerous and difficult experiments, were required...his principle was obtained, the application of it to produce the movement of machinery demanded a new species of intellectual and experimental labor. The... | |
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Watt's improvements were not produced by accidental circumstances, or by a single ingenious thought ; they were founded on delicate and refined experiments, connected with the discoveries of Dr. Black. He had to investigate the cause of the cold produced... 