2D triangle - Theory Started: Feb 12 at 7:51pm Quiz Instructions ⠀⠀ Question 1 1 pts Determine the coordinate for the point, P, shown in the figure: ча (05,2) (3

(3,6) (4.25, 3.1) (6,1) 2 »x ⠀⠀ Question 2 1 pts Determine the coordinate for the point, P, shown in the figure: η https://psu.instructure.com/courses/2293649/quizzes/5012712/take 2/15/24, 3:55 PM Page 1 of 4 A P P. (4.25, (0.5,2) 2 чл :::: I (05,2) 3 (3,6) P 3.1) Question 3 1 pts Assume Q = [0.1 0.0 0.15 -0.02 0.12 -0.01]. Calculate the displacement in the x-direction at the point P: ។ 3 (3,6) (6,1) • (4.25, 3.1) 2 2 (6₁1) ⠀⠀ Question 4 1 pts Assume Q = [0.1 0.0 0.15 -0.02 0.12 -0.01]. Calculate the displacement in the y-direction at https://psu.instructure.com/courses/2293649/quizzes/5012712/take 2/15/24, 3:55 PM Page 2 of 4 the point P: чл Upload (05,2) :::: (3,6) ● • (4.25). 3.1) ⠀⠀ Question 5 1 pts Determine the Jacobian matrix (2x2) of the element Choose a File 2 (6₁+) Question 6 1 pts Determine the area of the element using the expression A = 1/2 det(Jacobian) ⠀⠀ Question 7 1 pts Calculate the inverse of the Jacobian matrix and use it to create the Ĵ matrix (4x4) Upload https://psu.instructure.com/courses/2293649/quizzes/5012712/take 2/15/24, 3:55 PM Page 3 of 4 Choose a File ⠀⠀ Question 8 1 pts Calculate the matrix B (use MATLAB for matrix multiplications) Upload :::: Choose a File Question 9 1 pts Assuming E = 100, v = 0.1, and a thickness of 1, calculate the D matrix assuming plane stress Upload Choose a File ⠀⠀ Question 101 pts Calculate the stiffness matrix of the element (use MATLAB for matrix multiplication) Upload Choose a File https://psu.instructure.com/courses/2293649/quizzes/5012712/take Not saved Submit Quiz 2/15/24, 3:55 PM Page 4 of 4