# coefficient of velocity

coefficient of velocity
: the ratio of the actual velocity to the theoretical velocity of a fluid jet

Useful english dictionary. 2012.

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• coefficient of viscosity — n VISCOSITY (2) * * * the force necessary to slide tangentially a unit of area of smooth surface at unit velocity on another parallel surface separated from the first surface by a unit layer of viscous substance …   Medical dictionary

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• 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 of restitution — the ratio of the relative velocity of two elastic bodies after rebounding to velocity before impact * * * Physics. the ratio of the relative velocity after impact to the relative velocity before the impact of two colliding bodies, equal to 1 for… …   Useful english dictionary

• coefficient of drag — noun the ratio of the drag on a body moving through air to the product of the velocity and the surface area of the body • Syn: ↑drag coefficient • Hypernyms: ↑coefficient …   Useful english dictionary

• coefficient of restitution — Physics. the ratio of the relative velocity after impact to the relative velocity before the impact of two colliding bodies, equal to 1 for an elastic collision and 0 for an inelastic collision. [1875 80] * * * …   Universalium

• coefficient of viscosity — Physics. the measure of the viscosity of a fluid, equal to the force per unit area required to maintain a difference of velocity of one unit distance per unit time between two parallel planes in the fluid that lie in the direction of flow and are …   Universalium