Preferred Name

Quantity Dimension Vector
Synonyms
ID

http://qudt.org/schema/qudt/QuantityDimensionVector

description

A Quantity Dimension Vector is a relationship between a quantity system, a quantity kind of that system, and one or more dimension vectors. The dimensions of a quantity are expressed as a product of the basic physical dimensions mass (\(M\)), length (\(L\)), time (\(T\)) current (\(I\)), amount of substance (\(N\)), luminous intensity (\(J\)) and absolute temperature (\(\theta\)) as \(dim \, Q = L^{\alpha} \, M^{\beta} \, T^{\gamma} \, I ^{\delta} \, \theta ^{\epsilon} \, N^{\eta} \, J ^{\nu}\).

The rational powers of the dimensional exponents, \(\alpha, \, \beta, \, \gamma, \, \delta, \, \epsilon, \, \eta, \, \nu\), are positive, negative, or zero.

For example, the dimension of the physical quantity \(\it{speed}\) is \(\boxed{length/time}\), \(L/T\) or \(LT^{-1}\), and the dimension of the physical quantity force is \(\boxed{mass \times acceleration}\) or \(\boxed{mass \times (length/time)/time}\), \(ML/T^2\) or \(MLT^{-2}\) respectively.

isDefinedBy

http://qudt.org/schema/qudt

http://qudt.org/2.0/schema/qudt

label

Quantity Dimension Vector

preferred label

Quantity Dimension Vector

prefixIRI

qudt:QuantityDimensionVector

prefLabel

Quantity Dimension Vector

was influenced by

http://en.wikipedia.org/wiki/Dimensional_analysis

http://web.mit.edu/2.25/www/pdf/DA_unified.pdf

subClassOf

http://qudt.org/schema/qudt/Concept

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