Категория noun.quantity

the number of molecules in a mole of a substance (approximately 602,250,000,000,000,000,000,000)avogadro's number; avogadro number;
constant used in the calculation of the ideal gas constantboltzmann's constant;
a constant number that serves as a measure of some property or characteristiccoefficient;
a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the fraction of incident radiant energy absorbed per unit mass or thickness of an absorberabsorptance; absorption coefficient; coefficient of absorption;
the ratio of the drag on a body moving through air to the product of the velocity and the surface area of the bodycoefficient of drag; drag coefficient;
the ratio of the weight of an object being moved along a surface and the force that maintains contact between the object and the surfacecoefficient of friction;
a measure of the induction between two circuits; the ratio of the electromotive force in a circuit to the corresponding change of current in a neighboring circuit; usually measured in henriescoefficient of mutual induction; mutual inductance;
the ratio of the electromotive force produced in a circuit by self-induction to the rate of change of current producing it, expressed in henriescoefficient of self induction; self-inductance;
(physics) a coefficient that expresses how much of a specified property is possessed by a specified substancemodulus;
(physics) the ratio of the applied stress to the change in shape of an elastic bodycoefficient of elasticity; elastic modulus; modulus of elasticity;
the ratio of the change in pressure acting on a volume to the fractional change in volumebulk modulus;
the coefficient of elasticity for a shearing forcemodulus of rigidity;
a coefficient of elasticity applicable to the stretching of a wireyoung's modulus;
the fractional change in length or area or volume per unit change in temperature at a given constant pressurecoefficient of expansion; expansivity;
the fraction of radiant energy that is reflected from a surfacecoefficient of reflection; reflectance; reflection factor; reflectivity;
the fraction of radiant energy that passes through a substancetransmission; transmittance;
a measure of the resistance to flow of a fluid under an applied forceabsolute viscosity; coefficient of viscosity; dynamic viscosity;
(statistics) a coefficient assigned to elements of a frequency distribution in order to represent their relative importanceweight; weighting;
an arbitrary constant in the equations of general relativity theorycosmological constant;
(chemistry) the ratio of concentrations when equilibrium is reached in a reversible reaction (when the rate of the forward reaction equals the rate of the reverse reaction)equilibrium constant;