Quantum redactiones paginae "Momentum virium" differant

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Summarium vacuum
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:<math>\tau = rF\sin \theta\,\!</math>
 
in qua τ est torquum, r est longitudine ab axi,}} et F aequale vis.<!--aequale (being neuter) modifies F, not vis; is that OK?-->
 
Unitas torqui est distantia in vi; in [[Systema Internationale|Systemate Internationali]] Newton-metro.{{dubsig}}