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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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U.S. Standard Atmosphere, 1976

United States. National Oceanic and Atmospheric Administration, United States. National Aeronautics and Space Administration, United States Committee on Extension to the Standard Atmosphere - 1976 - 227 Seiten
...thermal-diffusion coefficients ft a constant used for computing /*. "Y a constant taken to represent the ratio of specific heat at constant pressure to the specific heat at constant volume, and used in defining C, r the ratio g0/go F a factor relating Fi to Fi v the height-dependent kinematic...
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Dimensional Analysis

G. I. Barenblatt - 1987 - 135 Seiten
...of U Figure 2. A sphere moving in a gas at high velocity (schematic diagram). "f is the ratio of the specific heat at constant pressure to the specific heat at constant volume f7 -- 1.4 for air at room temperature). the density p. Further, upon changing the unit of time alone...
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The Internal Constitution of the Stars

Arthur S. Eddington, Sir Arthur Stanley Eddington - 1988 - 407 Seiten
...between pressure and density in adiabatic expansion is P = xpi (69.1), where y is the ratio of the specific heat at constant pressure to the specific heat at constant volume (§ 28). Since the difjerent levels are continuously connected by ascending and descending currents...
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Problems and Solutions on Thermodynamics and Statistical Mechanics

Yung-kuo Lim - 1990 - 407 Seiten
...specific heat at low temperatures depends on the temperature as T&, where ft = 3. (c) The ratio of the specific heat at constant pressure to the specific heat at constant volume for a monatomic ideal gas is 7 = 5/3. Derive the analogous results (ie, what are 7,0 and /?) in the...
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Magnetohydrodynamics of Plasma Relaxation

S. Ortolani, Dalton D. Schnack - 1993 - 187 Seiten
...Trivelpiece, 1973]. In that case, p, p, and e satisfy the relationship (2.15) where y is the ratio of the specific heat at constant pressure to the specific heat at constant volume. For a plasma, y= 5/3. Furthermore, for many purposes the effects of thermal conduction, as given by...
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Fundamentals of Space Systems

Vincent L. Pisacane, Robert C. Moore, Robert Clark Moore - 1994 - 772 Seiten
...ideal gas, specific enthalpy is given by (4.2.23) where -y is the specific heat ratio (ratio of the specific heat at constant pressure to the specific heat at constant volume Cp/cv), R (8,314.3 J/kg mole K) is the universal gas constant, /' is the absolute temperature, and...
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The Stars: Their Structure and Evolution

Roger John Tayler - 1994 - 241 Seiten
...to the ratio of specific heats y of the material byy = (//( 4- 2)///(, where y is the ratio of the specific heat at constant pressure to the specific heat at constant volume. Using the expression (3.25) for the pressure of an ideal gas and introducing the thermal energy per...
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Techniques and Topics in Flow Measurement

Frank E. Jones - 1995 - 176 Seiten
...successive differences' has been used to relate the real-gas specific heat ratio, y. the ratio of the specific heat at constant pressure to the specific heat at constant volume, for dry air to pressure, P. The resulting polylnomial is expressed as y (P,T) = a(T) + b(T)P + c(T)p2...
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Fundamentals of Acoustic Field Theory and Space-Time Signal Processing

Lawrence Ziomek - 1994 - 720 Seiten
...specific heat at constant volume of the gas. For liquids, KT KE-—, (1-3-7) where y is the ratio of the specific heat at constant pressure to the specific heat at constant volume of the liquid. The specific heat at constant pressure and the specific heat at constant volume of a...
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Introduction to Space Physics

Margaret G. Kivelson, Margaret Galland Kivelson, Christopher T. Russell - 1995 - 568 Seiten
...(2.43) ot \ot t where cs is the speed of sound, defined by c] = yplp (2.44) and y is the ratio of the specific heat at constant pressure to the specific heat at constant volume, often referred to as the poly tropic index. If the fluid is in thermodynamic equilibrium and the relation...
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