@prefix isq: <https://w3id.org/standards/isq/ontologies/core/> .
@prefix smart: <https://example.org/smart-sdu/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<isq:t11-4.1>
  a isq:Entry ;
  rdf:type isq:Quantity ;
  rdf:type smart:TermEntry ;
  dcterms:identifier "11-4.1" ;
  skosxl:prefLabel "Reynolds number"@en ;
  skosxl:altLabel "Re"@en ;
  skos:definition "quotient of inertial forces and viscous forces in a fluid flow, expressed by\n\nstem:[Re = (rho v l)/eta = (v l)/sf(ii(v))]; where\n\nstem:[rho]:: is mass density (<<iso80000-4>>),\nstem:[v]:: is speed (<<iso80000-3>>),\nstem:[l]:: is characteristic length (<<iso80000-3>>),\nstem:[eta]:: is dynamic viscosity (<<iso80000-4>>), and\nstem:[sf(ii(v))]:: is kinematic viscosity (<<iso80000-4>>)\n"@en ;
  smart:hasBindingnessType "bindingness-type:normative" ;
  dcterms:isPartOf <isq:part-11> ;
  skos:note "The value of the Reynolds number gives an estimate on the flow state: laminar flow or turbulent flow.\n\nIn rotating movement, the speed stem:[v= omega l], where stem:[l] is the distance from the rotation axis and stem:[omega] is the angular velocity.\n"@en ;
  iso:urn <urn:iso:std:iso:80000:-11:ed-2:en:item:11-4.1> .