| Physics - 1864
...velocity of sound is equal to the product of the velocity which is given by the Newtonian formula, **by the square root of the ratio of the specific heat of air** under constant pressure, to its specific heat under constant volume"J. Since this period, although... | |
| Mineral industries - 1919
...compression took place rapidly in a well insulated chamber, we would have Zf_/Zi Pi I Vf (3) where 7 is **the ratio of the specific heat of air at constant pressure to** that at constant volume. A plot of Pf/Pi is given as a function of V^/Vf for each process in figure... | |
| William Hume (scientific instrument maker.) - Physics - 1888 - 47 pages
...p0 , the relation between p and p in the waves is » /«\ = k, ..................... (2) where y is **the ratio of the specific heat of air at constant pressure to** that at constant volume, and k is constant for the particular adiabatic described. Then, for adiabatic... | |
| Physics - 1853
...theoretical calculation may be found in the Transactions of the Royal Society of Edinburgh, vol. xx. p. 192. **The ratio of the specific heat of air at constant pressure to** that at constant volume, as determined from the velocity of sound, is there taken as approximately... | |
| 1854
...pressure (p] becomes And the work done, during an infinite expansion, will be If, then, Y represent **the ratio of the specific heat of air at constant pressure to** that at constant volume, the mechanical equivalent of the heat absorbed, while the temperature is rising... | |
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