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" B with the sound velocity where y is the ratio of the specific heat at constant pressure to the specific heat at constant volume, and p is the gas pressure. "
Ice-making Machines: The Theory of the Action of the Various Forms of Cold ... - Seite 16
von Charles Ernest Ledoux - 1879 - 150 Seiten
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Scaling, Self-similarity, and Intermediate Asymptotics: Dimensional Analysis ...

G. I. Barenblatt, Grigorii Isaakovǐc Barenblatt, Barenblatt Grigory Isaakovich - 1996 - 386 Seiten
...formula time = distance + number of traffic lights does not work in other units. 7 is the ratio of the specific heat at constant pressure to the specific heat at constant volume (7 = 1.4 for air at room temperature). sphere £>, and the speed of sound in the gas at rest, c, which...
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The Sun as a Star

Roger John Tayler - 1997 - 242 Seiten
...surface but that they are ionised just below the surface. In these ionisation zones the ratio of the specific heat at constant pressure to the specific heat at constant volume is much lower than the value 5/3, which is appropriate either to a neutral gas or to a fully ionised...
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Proceedings of the Sixteenth International Cryogenic Engineering ..., Teil 1

T. Haruyama, T. Mitsui, K. Yamafuji - 1997 - 766 Seiten
...velocity is expressed as c = fk (R/M) T (2) R = universal gas constant, M molecular mass, k ratio of the specific heat at constant pressure to the specific heat at constant volume , T temperature of the cold section. For Helium-4 we note that the ratio of the sound speed at 300...
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Fundamentals of Acoustical Oceanography

Herman Medwin, Clarence S. Clay - 1997 - 712 Seiten
...in bubbly water. For gases, F (which is usually written as y in physics texts) is the ratio of the specific heat at constant pressure to the specific heat at constant volume. The adiabatic equation of state for gases is well known. Therefore, the slope is easily calculated...
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Laws and Models: Science, Engineering, and Technology

Carl W. Hall - 2018 - 560 Seiten
...RATIO, SH RATIO A dimensionless group representing a material property in gas flow that relates the specific heat at constant pressure to the specific heat at constant volume: SH Ratio = cp/cv where cp = specific heat at constant pressure cv = specific heat at constant volume...
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Dynamics and Control of Machines

V.K. Astashev, V.I. Babitsky, M.Z. Kolovsky - 2000 - 233 Seiten
...,2/* / N (*+1)/*' "HU V* ( — - — Pd) when -- Pd 0.528; when -^< 0.528, Where k is the ratio of the specific heat at constant pressure to the specific heat at constant volume (for air k = 1.4 ). When p/ pd> 0.528 the gas flow through the orifice of the throttle is subcritical;...
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Mathematics of Wave Propagation

Julian L. Davis - 2000 - 395 Seiten
...gas under an adiabatic condition the equation of state is const, (1.20) where y is the ratio of the specific heat at constant pressure to the specific heat at constant volume. The specific heat at constant pressure (volume) is defined as the amount of heat that must be added...
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Rotating Fluids in Engineering and Science

James P. Vanyo - 2001 - 429 Seiten
...expansion of a gas can be stated as p = kpY (5.7b) where k is a constant and y is the ratio of the specific heat at constant pressure to the specific heat at constant volume (Cp/Cv). Details are available in thermodynamics texts. The general wave equation can then be derived...
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Characterization of Liquids, Nano- and Microparticulates, and Porous Bodies ...

Andrei S. Dukhin, Philip J. Goetz - 2002 - 382 Seiten
...(3-12) The low frequency limit is thus given by: am\nplcm\- -^ — (y - 1) (3-13) ip^vC; where y =C//CV, the ratio of specific heat at constant pressure, to the specific heat at constant volume. A combination of viscous relaxation theory and thermal relaxation theory has been applied successfully...
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Mechanics, 2E

H S Hans S P Puri - 2003 - 559 Seiten
...adiabatic change, that is, Fig. 9.7 The Helmholtz resonalor PV = constant (9.39) where /is the ratio of the specific heat at constant pressure to the specific heat at constant volume. Taking logarithms and differentiating, we get dP + ^ PdV = 0 or PV The equation of motion for the plug...
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