# dimensionless

dimensionless
See dimensional.

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Universalium. 2010.

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• Dimensionless — Di*men sion*less, a. Without dimensions; having no appreciable or noteworthy extent. Milton. [1913 Webster] …   The Collaborative International Dictionary of English

• dimensionless — adjective a) lacking dimensions Iron has a density of 7.8g/cc: its dimensionless relative density is 7.8. b) of a physical constant, lacking units …   Wiktionary

• Dimensionless quantity — In dimensional analysis, a dimensionless quantity or quantity of dimension one is a quantity without an associated physical dimension. It is thus a pure number, and as such always has a dimension of 1.[1] Dimensionless quantities are widely used… …   Wikipedia

• Dimensionless momentum-depth relationship in open-channel flow — Contents 1 Momentum in Open Channel Flow 1.1 What is Momentum? 1.2 Momentum in a Rectangular Channel 1.3 Why is Momentum Important? …   Wikipedia

• Dimensionless physical constant — In physics, a dimensionless physical constant (sometimes fundamental physical constant) is a universal physical constant that is dimensionless having no unit attached, so its numerical value is the same under all possible systems of units. The… …   Wikipedia

• Dimensionless Specific Energy Diagrams for Open Channel Flow — Contents 1 Energy Equations 2 Example 3 Choke Conditions 4 Dimensionless Diagram 5 References …   Wikipedia

• Dimensionless Hubble parameter — Instead of working with the Hubble parameter, a common practice is to introduce the dimensionless Hubble parameter, usually noted h, and to write the Hubble s parameter H0 as being H0 = 100 h km·s−1·Mpc−1, all the uncertainty relative of the… …   Wikipedia

• dimensionless quantity — nedimensinis dydis statusas T sritis Standartizacija ir metrologija apibrėžtis Dydis, kurio dimensijos formulėje pagrindinių dydžių dimensijų laipsnio rodikliai lygūs nuliui. pavyzdys( iai) Santykinė ilginė deformacija, trinties faktorius, Macho… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

• dimensionless velocity — santykinis greitis statusas T sritis fizika atitikmenys: angl. dimensionless velocity; relative velocity vok. bezogene Geschwindigkeit, f; relative Geschwindigkeit, f rus. относительная скорость, f pranc. vitesse adimensionnelle, f; vitesse… …   Fizikos terminų žodynas

• dimensionless factor — nedimensinis daugiklis statusas T sritis fizika atitikmenys: angl. dimensionless factor vok. dimensionsloser Faktor, m rus. безразмерный коэффициент, m pranc. coefficient adimensionnel, m; coefficient sans dimension, m …   Fizikos terminų žodynas

• dimensionless number — nedimensinis skaičius statusas T sritis fizika atitikmenys: angl. dimensionless number; non dimensional number; pure number vok. dimensionslose Zahl, f; reine Zahl, f rus. безразмерное число, n pranc. nombre adimensionnel, m …   Fizikos terminų žodynas