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IEVref:113-03-62ID:
Language:enStatus: Standard
Term: stress
Synonym1:
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Symbol: τ
Definition: at a given point of a body, tensor quantity τ MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqk0di9Wr=fpeei0di9v8qiW7rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaeaaciWacmGadaGadeaabaGaaqaaaOqaaiqbes8a0zaalyaala aaaa@3AB5@ characterizing the relation between the force dF acting on a surface element containing that point with the area dA of the element: dF= τ e dA MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqk0di9Wr=fpeei0di9v8qiW7rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaeaaciWacmGadaGadeaabaGaaqaaaOqaaKqzafGaaiizaOGaaC Oraiabg2da9iqbes8a0zaalyaalaGaeyyXICTaaCyzaKqzafGaaiiz aiaadgeaaaa@43C0@ , where e dA is the vector surface element

NOTE 1 If dF and e dA are parallel, stress may be described by a scalar.

NOTE 2 The coherent SI unit of stress is pascal, Pa.


Publication date:2011-04
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Internal notes:2017-06-02: Cleanup - Remove Attached Image 113-03-62en.gif
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