Determine the maximum principal stresses and their locations for the member with fillet subjected to tensile surface tractions shown in Figure P7-16. Let E = 200 GPa and v = 0.25. Then let E = 73 GPa and v = 0.30. Let t = 25 mm for both cases. Compare your answers for the two cases.

Figure P7-16

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Axis of symmetry -100 mm- 100 mm 100 mm -1.5 N/mm2 50 mm 1.5 N/mm? 38 mm 88 mm 6 mm radius