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Q3. The generalised state of strain at a point can be represented by the strain tensor: b сі ra d e 2104 Lg h (a) Write
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Q3. The generalised state of strain at a point can be represented by the strain tensor: b сі ra d e 2104 Lg h (a) Write
Q3. The generalised state of strain at a point can be represented by the strain tensor: b сі ra d e 2104 Lg h (a) Write the strain components [9 marks] [14 marks] [19 marks] Using a condition of plane strain in xz (i.e. set all other strains to zero): (b) Determine the principal strains and direction of the principal axes (c) Determine the maximum in-plane shear strain and direction of its axes (d) Sketch on properly orientated elements: 1. The original state of strain 2. The principal strains 3. The maximum in-plane shear strain [8 marks] [9 marks] [14 marks] Refer to your group number in the lookup table for the strain values a-i. [Q3: 73 marks a C Group 1 e Q3 Lookup Table Data by Group d f -24 308 -59 b -24 g 39 h -59 i -168 269 39
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