- 07/13/2019 at 8:02 pm #1439090EduGorillaKeymasterSelect Question Language :
A hypothetical engineering stress-strain curve shown in the figure has three straight lines PQ, QR, RS with coordinates P(0,0), Q(0.2,100), R(0.6,140) and S(0.8,130). ‘Q’ is the yield point, ‘R’ is the UTS point and ‘S’ the fracture point.
The toughness of the material [in MJ/m3] is __________
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