...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...

...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...

...(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...

...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...

...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...

...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...

...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...

...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...

...,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;...

...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...