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coefficient pressure

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  • Pressure coefficient — The pressure coefficient is a dimensionless number which describes the relative pressures throughout a flow field in fluid dynamics. The pressure coefficient is used in aerodynamics and hydrodynamics. Every point in a fluid flow field has its own …   Wikipedia

  • Coefficient of thermal expansion — When the temperature of a substance changes, the energy that is stored in the intermolecular bonds between atoms changes. When the stored energy increases, so does the length of the molecular bonds. As a result, solids typically expand in… …   Wikipedia

  • coefficient — 1. The expression of the amount or degree of any quality possessed by a substance, or of the degree of physical or chemical change normally occurring in that substance under stated conditions. 2. The ratio or factor that relates a quantity… …   Medical dictionary

  • Coefficient — For other uses of this word, see coefficient (disambiguation). In mathematics, a coefficient is a multiplicative factor in some term of an expression (or of a series); it is usually a number, but in any case does not involve any variables of the… …   Wikipedia

  • pressure coefficient — slėgio koeficientas statusas T sritis Standartizacija ir metrologija apibrėžtis Dydis, skaitine verte lygus slėgio pokyčiui, kai temperatūra pakinta 1 K, t. y. β = dp/dT; čia dp – slėgio pokytis, dT – temperatūros pokytis. atitikmenys: angl.… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • pressure coefficient — slėgio koeficientas statusas T sritis fizika atitikmenys: angl. pressure coefficient vok. Druckkoeffizient, m rus. коэффициент давления, m pranc. coefficient de pression, m …   Fizikos terminų žodynas

  • coefficient of expansion — noun the fractional change in length or area or volume per unit change in temperature at a given constant pressure • Syn: ↑expansivity • Hypernyms: ↑coefficient * * * : the ratio of the increase of length, area, or volume of a body per degree… …   Useful english dictionary

  • coefficient of drag (CD)/drag coefficient — A coefficient dependent upon the angle of attack, shape of the airfoil, Reynolds number, and Mach number. Drag coefficient (CD ) = Drag (D)/Dynamic Pressure (q) or {1 /2 (Density (ρ) × Air Speed2 (V2 ) × Wing Area (S). CD = D/qS, or 2D/ρV2 S …   Aviation dictionary

  • coefficient of lift (CL)/lift coefficient — A form in which aerodynamic data is presented. A lift coefficient is dependent upon the angle of attack, shape of the wing section and plan form, condition of the wing surface, Mach number, and Reynolds number. Since most other factors are… …   Aviation dictionary

  • Coefficient of elasticity — Elasticity E las*tic i*ty ([=e] l[a^]s*t[i^]s [i^]*t[y^]), n. [Cf. F. [ e]lasticit[ e].] 1. The quality of being elastic; the inherent property in bodies by which they recover their former figure or dimensions, after the removal of external… …   The Collaborative International Dictionary of English

  • coefficient of resistance — Elasticity E las*tic i*ty ([=e] l[a^]s*t[i^]s [i^]*t[y^]), n. [Cf. F. [ e]lasticit[ e].] 1. The quality of being elastic; the inherent property in bodies by which they recover their former figure or dimensions, after the removal of external… …   The Collaborative International Dictionary of English

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