25 kNm 15 kNm 40 kN/m 2.4 m 1.2 m A

Using the method of consistent deformations, choose Ax as the redundant reaction. Given A = 10 in², and E = 30000 ksi. Find all reactions and all member forces in the indeterminate truss. 30k B >10k 20K 111 12'

9. A single horizontal force P of magnitude 900N is applied to end D of lever ABD shown in the figure below. Knowing that portion AB of the lever has a diameter 36mm, determine a) the normal and shearing stresses on an element located at point H and having sides parallel to the x and y axes, b) the principal planes and the principal stresses at point H. 300 mm 120 mm y B H A 540 mm 36 mm P D