Question

Question 5 A rhomboid inscribed on a thin plate without load, (Figure 2) has side lengths AB DC 40 mm and AD = BC = 60 mun and material properties E = 200GPa and v = 0.3. If, upon loading, the change of length of the sides are ???-CD-0.04848 mm, AAC-0.1286 mm and ??D- 0.00532 mm. What are the stresses relative to the x -y co-ordinate system shown? 302 Figure 2

Answer 1