 | 1854 - 456 sivua
...of the subtangent of an isothermal curve to that of a curve of no transmission at the same point, or of the specific heat at constant pressure to the specific heat at constant volume. This is a geometrical proof of LAPLACE'S law for all possible fluids. The same law is deduced from... | |
 | Chemical Society (Great Britain) - 1889 - 852 sivua
...gas is given by the / R equation V = A / gk — - T, where g is the acceleration of gravity, т CL k the ratio of the specific heat at constant pressure to the specific heat at constant volume, T the absolute temperature, R the gaseous constant for air, and d the relative density of the gas.... | |
 | Frederick Augustus Porter Barnard - 1869 - 740 sivua
...«£=«£; and ^^./-y1. (in.) (IV-> Also . In which -/ is the thermo-dyuamic index of the medium, or the ratio of the specific heat at constant pressure to the specific heat at constant volume. In the case of air, у = 1.421. Now if pi, fi, pi, and pt denote the pressures at the commencement... | |
 | Frederick Augustus Porter Barnard - 1869 - 724 sivua
...— r±£ (in.) t?nl?ii Also *L_^\7^1 (IV.) In which y is the thermo-dynamic index of the medinm, or the ratio of the specific heat at constant pressure to the specific heat at constant volume. In the case of air, ;'= 1.421. Now if pi, p;, p;i, and p4 denote the pressures at the commencement... | |
 | United States. Commissioners to the Paris Universal Exposition, 1867 - 1870 - 694 sivua
...receiving or parting with heat, ~ ~ Also ^a In which 7 is the thermo-dynamic index of the medium, or the ratio of the specific heat at constant pressure to the specific heat at constant volume. In the case of air, y— 1.421. Now if pi, p%, ps, and p^ denote the pressures at the commencement... | |
 | United States. Commissioners to the Paris Universal Exposition, 1867 - 1870 - 718 sivua
...— - , and — = — . (III.) '" ~ '" Also In which y is the thermo-dynamic index of the medium, or the ratio of the specific heat at constant pressure to the specific heat at constant volume. In the case of air, y = i. I .'! Now if pi, pi, ps, and p4 denote the pressures at the commencement... | |
 | James Henry Cotterill - 1871 - 56 sivua
...that the same laws hold good with respect to the specific heat at constant volume of air, and that the ratio of the specific heat at constant pressure to the specific heat at constant volume is 1.408, so that the actual value of the specific heat at constant volume is 1 QO OK ' 7:= 130.2.... | |
 | James Clerk Maxwell - 1871 - 344 sivua
...as deduced from experiments on the velocity of sound, is y = 1 '408. This is also, as we have shown, the ratio of the specific heat at constant pressure to the specific heat at constant volume. These relations were pointed out by Laplace, long before the recent development of thermodynamics.... | |
 | 1886 - 1264 sivua
...den Wert l besitzt. Rs. W. MOON. On a method of calculating the constant y, expressing the relation of the specific heat at constant pressure to the specific heat at constaut voluine. Phil. Mag. XVIII. (5) 372-373. OJ LODGE. On Mr. Moon's method of calculating the... | |
 | Sir George Greenhill - 1876 - 318 sivua
...2iry and therefore a = 1 H h 1 n- e « sin — - , 47r (w « \ a /) a 5. Prove that in any substance the ratio of the specific heat at constant pressure to the specific heat at constant volume is equal to the ratio of the elasticity when no heat escapes to the elasticity at constant temperature.... | |
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... is the ratio of the specific heat at constant pressure to the specific heat at constant volume, is a constant. 
