Determine the forces acting on each component member of the trusses shown below. Also indicate whether traction or compression occurs in each component member.
Extracted text: а) b) 40 kN 2 m 3 m A. B -2 m 6 kN
Extracted text: с) d) 10 KN 9 kN D 4 m 3 m 3 m 3 m