Question 2. For the truss shown below, the total stiffness K and verse matrix is calculated based on the given global an
Posted: Sat May 21, 2022 2:44 pm
Question 2. For the truss shown below, the total stiffness K and verse matrix is calculated based on the given global and local coordinate systems. EA is constant for all members. (10 marks) (1) Determine the K11 matrix for the truss (2) The inverse matrix of Ku is also given, calculate Du You need to show your solution procedure. SEN 3 m SEN 3 m k 2 m 0.0 O 00 O O 0.20 0.01 -0.09 -0.13 -0.12 0.12 0.01 0.31 -0.13 -0.19 0.12 -0.12 K=EA 3 -0.09 -0.13 0.29 0.13 -0.20 0.00 -0.13 -0.19 0.13 0.19 0.00 0.00 8.5 K'11=1/EA) 0.0 5.7 -0.12 012 -0.20 0.00 0.32 -0.12 0.12 -0.12 0.00 0.00 -0.12 0.12 5.7 -3.3 11.2 5.0 -3.3