quantitykind:Impedance

URI: http://qudt.org/vocab/quantitykind/Impedance

Type
Description

"Impedance" is the measure of the opposition that a circuit presents to the passage of a current when a voltage is applied. In quantitative terms, it is the complex ratio of the voltage to the current in an alternating current (AC) circuit. Impedance extends the concept of resistance to AC circuits, and possesses both magnitude and phase, unlike resistance, which has only magnitude. When a circuit is driven with direct current (DC), there is no distinction between impedance and resistance; the latter can be thought of as impedance with zero phase angle.

Properties
qudt:plainTextDescription
"Impedance" is the measure of the opposition that a circuit presents to the passage of a current when a voltage is applied. In quantitative terms, it is the complex ratio of the voltage to the current in an alternating current (AC) circuit. Impedance extends the concept of resistance to AC circuits, and possesses both magnitude and phase, unlike resistance, which has only magnitude. When a circuit is driven with direct current (DC), there is no distinction between impedance and resistance; the latter can be thought of as impedance with zero phase angle.
qudt:latexDefinition
$\underline{Z} = \underline{U} / \underline{I}$, where $\underline{U}$ is the voltage phasor and $\underline{I}$ is the electric current phasor.
qudt:latexSymbol
$\underline{Z}$
Annotations
rdfs:comment
Applicable units are those of quantitykind:Impedance
dcterms:description
"Impedance" is the measure of the opposition that a circuit presents to the passage of a current when a voltage is applied. In quantitative terms, it is the complex ratio of the voltage to the current in an alternating current (AC) circuit. Impedance extends the concept of resistance to AC circuits, and possesses both magnitude and phase, unlike resistance, which has only magnitude. When a circuit is driven with direct current (DC), there is no distinction between impedance and resistance; the latter can be thought of as impedance with zero phase angle.
rdfs:label
Impedance(en)
View as:  CSV

Work in progress

RDF/XML
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    xmlns:xsd="http://www.w3.org/2001/XMLSchema#" > 
  <rdf:Description rdf:about="http://qudt.org/vocab/quantitykind/Impedance">
    <rdfs:seeAlso rdf:resource="http://qudt.org/vocab/quantitykind/ElectricCurrentPhasor"/>
    <j.0:informativeReference rdf:datatype="http://www.w3.org/2001/XMLSchema#anyURI">http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=31891</j.0:informativeReference>
    <rdfs:seeAlso rdf:resource="http://qudt.org/vocab/quantitykind/VoltagePhasor"/>
    <j.1:description rdf:datatype="http://qudt.org/schema/qudt/LatexString">"Impedance" is the measure of the opposition that a circuit presents to the passage of a current when a voltage is applied. In quantitative terms, it is the complex ratio of the voltage to the current in an alternating current (AC) circuit. Impedance extends the concept of resistance to AC circuits, and possesses both magnitude and phase, unlike resistance, which has only magnitude. When a circuit is driven with direct current (DC), there is no distinction between impedance and resistance; the latter can be thought of as impedance with zero phase angle.</j.1:description>
    <j.0:plainTextDescription>"Impedance" is the measure of the opposition that a circuit presents to the passage of a current when a voltage is applied. In quantitative terms, it is the complex ratio of the voltage to the current in an alternating current (AC) circuit. Impedance extends the concept of resistance to AC circuits, and possesses both magnitude and phase, unlike resistance, which has only magnitude. When a circuit is driven with direct current (DC), there is no distinction between impedance and resistance; the latter can be thought of as impedance with zero phase angle.</j.0:plainTextDescription>
    <rdfs:isDefinedBy rdf:resource="http://qudt.org/2.1/vocab/quantitykind"/>
    <rdfs:label xml:lang="en">Impedance</rdfs:label>
    <j.0:latexDefinition rdf:datatype="http://qudt.org/schema/qudt/LatexString">$\underline{Z} = \underline{U} / \underline{I}$, where $\underline{U}$ is the voltage phasor and $\underline{I}$ is the electric current phasor.</j.0:latexDefinition>
    <j.0:dbpediaMatch rdf:datatype="http://www.w3.org/2001/XMLSchema#anyURI">http://dbpedia.org/resource/Electrical_impedance</j.0:dbpediaMatch>
    <j.0:isoNormativeReference rdf:datatype="http://www.w3.org/2001/XMLSchema#anyURI">http://www.iso.org/iso/catalogue_detail?csnumber=43012</j.0:isoNormativeReference>
    <rdfs:comment>Applicable units are those of quantitykind:Impedance</rdfs:comment>
    <j.0:informativeReference rdf:datatype="http://www.w3.org/2001/XMLSchema#anyURI">http://www.electropedia.org/iev/iev.nsf/display?openform&amp;ievref=131-12-43</j.0:informativeReference>
    <rdf:type rdf:resource="http://qudt.org/schema/qudt/QuantityKind"/>
    <j.0:latexSymbol rdf:datatype="http://qudt.org/schema/qudt/LatexString">$\underline{Z}$</j.0:latexSymbol>
    <j.0:applicableUnit rdf:resource="http://qudt.org/vocab/unit/OHM"/>
    <j.0:informativeReference rdf:datatype="http://www.w3.org/2001/XMLSchema#anyURI">http://en.wikipedia.org/wiki/Electrical_impedance</j.0:informativeReference>
    <j.0:hasDimensionVector rdf:resource="http://qudt.org/vocab/dimensionvector/A0E-2L2I0M1H0T-3D0"/>
  </rdf:Description>
</rdf:RDF>
TURTLE
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@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<http://qudt.org/vocab/quantitykind/Impedance>
  rdf:type <http://qudt.org/schema/qudt/QuantityKind> ;
  <http://purl.org/dc/terms/description> "\"Impedance\" is the measure of the opposition that a circuit presents to the passage of a current when a voltage is applied. In quantitative terms, it is the complex ratio of the voltage to the current in an alternating current (AC) circuit. Impedance extends the concept of resistance to AC circuits, and possesses both magnitude and phase, unlike resistance, which has only magnitude. When a circuit is driven with direct current (DC), there is no distinction between impedance and resistance; the latter can be thought of as impedance with zero phase angle."^^<http://qudt.org/schema/qudt/LatexString> ;
  <http://qudt.org/schema/qudt/applicableUnit> <http://qudt.org/vocab/unit/OHM> ;
  <http://qudt.org/schema/qudt/dbpediaMatch> "http://dbpedia.org/resource/Electrical_impedance"^^xsd:anyURI ;
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  <http://qudt.org/schema/qudt/informativeReference> "http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=131-12-43"^^xsd:anyURI ;
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  <http://qudt.org/schema/qudt/latexDefinition> "$\\underline{Z} = \\underline{U} / \\underline{I}$, where $\\underline{U}$ is the voltage phasor and $\\underline{I}$ is the electric current phasor."^^<http://qudt.org/schema/qudt/LatexString> ;
  <http://qudt.org/schema/qudt/latexSymbol> "$\\underline{Z}$"^^<http://qudt.org/schema/qudt/LatexString> ;
  <http://qudt.org/schema/qudt/plainTextDescription> "\"Impedance\" is the measure of the opposition that a circuit presents to the passage of a current when a voltage is applied. In quantitative terms, it is the complex ratio of the voltage to the current in an alternating current (AC) circuit. Impedance extends the concept of resistance to AC circuits, and possesses both magnitude and phase, unlike resistance, which has only magnitude. When a circuit is driven with direct current (DC), there is no distinction between impedance and resistance; the latter can be thought of as impedance with zero phase angle." ;
  rdfs:comment "Applicable units are those of quantitykind:Impedance" ;
  rdfs:isDefinedBy <http://qudt.org/2.1/vocab/quantitykind> ;
  rdfs:label "Impedance"@en ;
  rdfs:seeAlso <http://qudt.org/vocab/quantitykind/ElectricCurrentPhasor> ;
  rdfs:seeAlso <http://qudt.org/vocab/quantitykind/VoltagePhasor> ;
.
JSON
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 ,"qname":"quantitykind:Impedance" 
 ,"uri":"http:\/\/qudt.org\/vocab\/quantitykind\/Impedance" 
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    ,"comment":"Applicable units are those of quantitykind:Impedance" 
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    ,"description":"\"Impedance\" is the measure of the opposition that a circuit presents to the passage of a current when a voltage is applied. In quantitative terms, it is the complex ratio of the voltage to the current in an alternating current (AC) circuit. Impedance extends the concept of resistance to AC circuits, and possesses both magnitude and phase, unlike resistance, which has only magnitude. When a circuit is driven with direct current (DC), there is no distinction between impedance and resistance; the latter can be thought of as impedance with zero phase angle." 
    ,"description (plain text)":"\"Impedance\" is the measure of the opposition that a circuit presents to the passage of a current when a voltage is applied. In quantitative terms, it is the complex ratio of the voltage to the current in an alternating current (AC) circuit. Impedance extends the concept of resistance to AC circuits, and possesses both magnitude and phase, unlike resistance, which has only magnitude. When a circuit is driven with direct current (DC), there is no distinction between impedance and resistance; the latter can be thought of as impedance with zero phase angle." 
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    ,"isDefinedBy":"&lt;http:\/\/qudt.org\/2.1\/vocab\/quantitykind&gt;" 
    ,"label":"Impedance" 
    ,"latex definition":"$\\underline{Z} = \\underline{U} \/ \\underline{I}$, where $\\underline{U}$ is the voltage phasor and $\\underline{I}$ is the electric current phasor." 
    ,"latex symbol":"$\\underline{Z}$" 
    ,"normative reference (ISO)":"http:\/\/www.iso.org\/iso\/catalogue_detail?csnumber=43012" 
    ,"seeAlso":"quantitykind:ElectricCurrentPhasor" 
    ,"seeAlso":"quantitykind:VoltagePhasor" 
    ,"type":"qudt:QuantityKind" 
    ]}
JSON-LD
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  "description" : "\"Impedance\" is the measure of the opposition that a circuit presents to the passage of a current when a voltage is applied. In quantitative terms, it is the complex ratio of the voltage to the current in an alternating current (AC) circuit. Impedance extends the concept of resistance to AC circuits, and possesses both magnitude and phase, unlike resistance, which has only magnitude. When a circuit is driven with direct current (DC), there is no distinction between impedance and resistance; the latter can be thought of as impedance with zero phase angle.",
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  "dbpediaMatch" : "http://dbpedia.org/resource/Electrical_impedance",
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  "isoNormativeReference" : "http://www.iso.org/iso/catalogue_detail?csnumber=43012",
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  "latexSymbol" : "$\\underline{Z}$",
  "plainTextDescription" : "\"Impedance\" is the measure of the opposition that a circuit presents to the passage of a current when a voltage is applied. In quantitative terms, it is the complex ratio of the voltage to the current in an alternating current (AC) circuit. Impedance extends the concept of resistance to AC circuits, and possesses both magnitude and phase, unlike resistance, which has only magnitude. When a circuit is driven with direct current (DC), there is no distinction between impedance and resistance; the latter can be thought of as impedance with zero phase angle.",
  "comment" : "Applicable units are those of quantitykind:Impedance",
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    "@language" : "en",
    "@value" : "Impedance"
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