This HTML5 document contains 12 embedded RDF statements represented using HTML+Microdata notation.

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Namespace Prefixes

Prefix	IRI
n2	http://qudt.org/vocab/quantitykind/
dcterms	http://purl.org/dc/terms/
n5	http://qudt.org/vocab/unit/
n4	http://qudt.org/schema/qudt/
n9	http://qudt.org/vocab/dimensionvector/
rdfs	http://www.w3.org/2000/01/rdf-schema#
n7	http://qudt.org/2.1/vocab/
n8	http://www.linkedmodel.org/schema/vaem#
rdf	http://www.w3.org/1999/02/22-rdf-syntax-ns#
xsdh	http://www.w3.org/2001/XMLSchema#

Statements

Subject Item

n2:SoundPowerLevel

rdf:type

n4:QuantityKind

rdfs:label

Sound power level

rdfs:isDefinedBy

n7:quantitykind

dcterms:description

Sound Power Level abbreviated as \(SWL\) expresses sound power more practically as a relation to the threshold of hearing - 1 picoW - in a logarithmic scale.

n8:todo

belongs to SOQ-ISO

n4:applicableUnit

n5:B n5:DeciB_M n5:DeciB

n4:hasDimensionVector

n9:A0E0L0I0M0H0T0D1

n4:informativeReference

http://en.wikipedia.org/wiki/Sound_power#Sound_power_level

n4:latexDefinition

\(L_W = 10 \log_{10} \frac{P}{P_0} dB\), where \(P\) is sound power and the reference value is \(P_0 =1pW\).

n4:symbol

L