Sthène

{{Short description|Obsolete unit of force; same as 1 kilonewton}} {{Infobox unit | bgcolor = | name = sthène | image = | caption = | standard = Metre–tonne–second system of units | quantity = Force | symbol = sn | symbol2 = | extralabel = | extradata = | units1 = MTS base units | inunits1 = 1 t⋅m/s2 | units2 = SI units | inunits2 = 1 kN | units3 = British Gravitational System | inunits3 = {{convert|1|kN|lbf|disp=out|sigfig=7}} }} The '''sthène''' ({{IPA|fr|stɛn|lang}}; symbol '''sn'''), sometimes spelled (or misspelled) '''sthéne'''<ref name="Fenna p.281">{{cite book|last=Fenna|first=Donald|title=A Dictionary Of Weights, Measures, and Units|url=https://archive.org/details/dictionaryofweig0000fenn|url-access=registration|year=2002|publisher=Oxford University Press|location=Oxford, England|isbn=019-860522-6|page=[https://archive.org/details/dictionaryofweig0000fenn/page/281 281]|chapter=m. t. s. system|quote='''sthéne''' ''force''. Symbol sn. ''Metric-m.t.s''. That which produces an acceleration of 1 m·s−2 when applied to a mass of 1 t[onne] = 1 kN. Originally called the ''funal'' when proposed by the British Association in 1876, it was renamed by 1914. It was authorized in France by statute of 1919 as part of the m–t–s system. }}</ref> or '''sthene'''<ref name="Fenna p.109">{{cite book|last=Fenna|first=Donald|title=A Dictionary Of Weights, Measures, and Units|url=https://archive.org/details/dictionaryofweig0000fenn|url-access=registration|year=2002|publisher=Oxford University Press|location=Oxford, England|isbn=019-860522-6|page=[https://archive.org/details/dictionaryofweig0000fenn/page/190 190]|chapter=m. t. s. system|quote=In the m.t.s. system the unit of force, for example, is the sthene, which gives an acceleration of 1 m·s−2 to a body of 1 t[onne]…}}</ref> (from {{langx|grc|σθένος|sthénos|force}}<ref>{{cite book|last1=Liddell|first1=Henry|authorlink1=Henry Liddell|display-authors=etal|title=A new Greek and English lexicon|year=1843|publisher=Oxford University Press|location=Oxford, England|page=1343|oclc=23249577|title-link=A Greek–English Lexicon}}</ref>), is an obsolete unit of force or thrust in the metre–tonne–second system of units (mts) introduced in France in 1919.<ref>{{cite book|title=Scientific American Monthly|url=https://archive.org/details/scientificameric21419newy|year=1920|publisher=Scientific American|location=New York|page=[https://archive.org/details/scientificameric21419newy/page/152 152]|chapter=New units in the metric system—legally adopted in France|issn=0740-6495|oclc=1765222}}</ref> When proposed by the British Association in 1876, it was called the '''funal''', but the name was changed by 1914.<ref name="Fenna p.281"/> The mts system was abandoned in favour of the mks system and has now been superseded by the International System of Units.<ref name="Fenna p.109"/>

:{| |- |rowspan=4 valign=top|1 sthène |= 1 kilonewton<ref>International conversion tables Stephen Naft, Ralph De Sola, P. H. Bigg – 1965 "Sthène (sn) per square metre. This also equals 10000 dyn/cm2."</ref> |- |≈ {{convert|1|kN|kgf|disp=out|sigfig=7|lk=on|abbr=off}} |- |≈ {{convert|1|kN|lbf|disp=out|sigfig=7|lk=on|abbr=off}} |- |≈ {{convert|1|kN|pdl|disp=out|sigfig=7|lk=on|abbr=off}} |}

==References== {{reflist}}

{{DEFAULTSORT:Sthene}} Category:Obsolete units of measurement Category:Units of force Category:Non-SI metric units Category:Metre–tonne–second system of units