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longitudinal modulus

См. также в других словарях:

  • Longitudinal wave — Longitudinal waves, as known as l waves , are waves that have the same direction of vibration as their direction of travel, which means that the movement of the medium is in the same direction as or the opposite direction to the motion of the… …   Wikipedia

  • P-wave modulus — In linear elasticity, the P wave modulus M, also known as the longitudinal modulus, is one of the elastic moduli available to describe isotropic homogeneous materials. It is defined as the ratio of axial stress to axial strain in a uniaxial… …   Wikipedia

  • Young's modulus — Physics. a coefficient of elasticity of a substance, expressing the ratio between a stress that acts to change the length of a body and the fractional change in length caused by this force. [1860 65; named after Thomas YOUNG, who derived it] * *… …   Universalium

  • Young's modulus — /jʌŋz ˈmɒdʒələs/ (say yungz mojuhluhs) noun the modulus of elasticity of a material in tension or compression, equal to the ratio of the stress applied to a wire or rod of the material to the longitudinal strain produced. {named after Thomas… …  

  • Acoustic rheometer — employes piezo electric crystal that can easily launch a successive wave of extensions and contractions into the fluid. It applies an oscillating extensional stress to the system. System response can be interpreted in terms of extensional… …   Wikipedia

  • модуль упругости длительный — длительный модуль упругости Отношение напряжения к относительной деформации элемента после очень длительного выдерживания постоянной нагрузки. [Сборник рекомендуемых терминов. Выпуск 82. Строительная механика. Академия наук СССР. Комитет научно… …   Справочник технического переводчика

  • длительный модуль упругости — Отношение напряжения к относительной  деформации элемента после очень длительного  выдерживания постоянной нагрузки. [http://www.isopromat.ru/sopromat/terms] Тематики строительная механика, сопротивление материалов EN relахеd modulus of… …   Справочник технического переводчика

  • Rheometer — Today, a rheometer is a laboratory device used to measure the way in which a liquid, suspension or slurry flows in response to applied forces. It is used for those fluids which cannot be defined by a single value of viscosity and therefore… …   Wikipedia

  • sound — sound1 soundable, adj. /sownd/, n. 1. the sensation produced by stimulation of the organs of hearing by vibrations transmitted through the air or other medium. 2. mechanical vibrations transmitted through an elastic medium, traveling in air at a… …   Universalium

  • Sound — /sownd/, n. The, a strait between SW Sweden and Zealand, connecting the Kattegat and the Baltic. 87 mi. (140 km) long; 3 30 mi. (5 48 km) wide. Swedish and Danish, Oresund. * * * I Mechanical disturbance that propagates as a longitudinal wave… …   Universalium

  • Defining equation (physics) — For common nomenclature of base quantities used in this article, see Physical quantity. For 4 vector modifications used in relativity, see Four vector. Very often defining equations are in the form of a constitutive equation, since parameters of… …   Wikipedia

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