1.

Two-dimensional stress system on block made of a material with Poisson's ratio of 0.3 is shown in the figureThe limiting magnitude of the stress σ so as to result in no change in length AB of the block is

A. 60 N/mm2
B. 120 N/mm2
C. 200 N/mm2
D. 240 N/mm2
Answer» D. 240 N/mm2


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