luminous efficacy of a source (Q3425218)

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No description defined

• wall-plug efficiency

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Language	Label	Description	Also known as
English	luminous efficacy of a source	No description defined	wall-plug efficiency

Statements

subclass of

physical quantity

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photometric quantity

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ISQ dimension

${\displaystyle {\mathsf {L}}^{-2}{\mathsf {M}}^{-1}{\mathsf {T}}^{3}{\mathsf {J}}}$

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defining formula

${\displaystyle \eta _{\mathrm {v} }={\frac {\Phi _{\mathrm {v} }}{P}}}$

1 reference

stated in

ISO 80000-7:2019 Quantities and units — Part 7: Light and radiation

section, verse, paragraph, or clause

7-11.4

in defining formula

${\displaystyle \eta _{\mathrm {v} }}$

symbol represents

luminous efficacy of a source

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${\displaystyle \Phi _{\mathrm {v} }}$

symbol represents

luminous flux

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${\displaystyle P}$

symbol represents

power

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quantity symbol (LaTeX)

${\displaystyle \eta _{\mathrm {v} }}$

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described by source

ISO 80000-7:2019 Quantities and units — Part 7: Light and radiation

section, verse, paragraph, or clause

7-11.4

subject named as

luminous efficacy of a source

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maintained by WikiProject

WikiProject Mathematics

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recommended unit of measurement

lumen per watt

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stated in

ISO 80000-7:2019 Quantities and units — Part 7: Light and radiation

section, verse, paragraph, or clause

7-11.4

candela steradian cubic second per kilogram square metre

1 reference

stated in

ISO 80000-7:2019 Quantities and units — Part 7: Light and radiation

section, verse, paragraph, or clause

7-11.4

different from

luminous efficacy of radiation

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radiant efficiency

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Identifiers

GND ID

4441713-5

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Google Knowledge Graph ID

/g/1215vkdq

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IEV number

845-21-089

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Wolfram Language quantity ID

LuminousEfficacyOfASource

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Sitelinks

Wikipedia(6 entries)

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• dewiki Lichtausbeute
• eswiki Rendimiento luminoso
• etwiki Valgusviljakus
• frwiki Efficacité lumineuse d'une source
• jawiki 発光効率
• ruwiki Световая отдача

Wikibooks(0 entries)

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Wikinews(0 entries)

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Wikiquote(0 entries)

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Wikisource(0 entries)

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Wikiversity(0 entries)

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Wikivoyage(0 entries)

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Wiktionary(0 entries)

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Multilingual sites(0 entries)

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