This page has been validated.
MOTIVE POWER OF HEAT.
171
| Temperatures. | Volumes to be described by the piston, to complete the fourth operation. | Volumes from the primitive position of the piston to those occupied at instants of the second operation. | Pressures of saturated steam, in pounds on the square foot. |
|---|---|---|---|
| t | x' | x | y = y' = p |
| 0 | 1269. W | x'+5.409. H | 12.832 |
| 10 | 639.6. W | x'+2.847. H | 25.567 |
| 20 | 337.3. W | x'+1.571. H | 48.514 |
| 30 | 185.5. W | x'+ .9062. H | 88.007 |
| 40 | 105.9. W | x'+ .5442. H | 153.167 |
| 50 | 62.62. W | x'+ .3392. H | 256.595 |
| 60 | 38.19. W | x'+ .2188. H | 415.070 |
| 70 | 21.94. W | x'+ .1456. H | 650.240 |
| 80 | 15.38. W | x'+ .09962. H | 989.318 |
| 90 | 10.09. W | x'+ .06994. H | 1465.80 |
| 100 | 6.744. W | x'+ .05026. H | 2120.11 |
| 110 | 4.578. W | x'+ .03688. H | 2999.87 |
| 120 | 3.141. W | x'+ .02758. H | 4160.10 |
| 130 | 2.176. W | x'+ .02098. H | 5663.70 |
| 140 | 1.519. W | x'+ .01625. H | 7581.15 |
| 150 | 1.058. W | x'+ .01271. H | 9990.26 |
| 160 | 0.7369. W | x'+ .01010. H | 12976.2 |
| 170 | 0.5085. W | x'+ .008116. H | 16630.7 |
| 180 | 0.3454. W | x'+ .006592. H | 21051.5 |
| 190 | 0.2267. W | x'+ .005406. H | 26341.5 |
| 200 | 0.1409. W | x'+ .004472. H | 32607.7 |
| 210 | 0.0784. W | x'+ .003729. H | 39960.7 |
| 220 | 0.3310. W | x'+ .003130. H | 48512.4 |
| 230 | 0 | x'+ .002643. H | 58376.6 |
Appendix.
(Read April 30, 1849.)
41. In p. 30 some conclusions drawn by Carnot from his general reasoning were noticed; according to which it appears, that if the value of μ for
