A truss is constructed using three identical members (each of length L, cross-sectional areand and made up of a material having a Young's modulus of /. A vertical load / acts on joint 1). ") Determine the stresses in each of the three segments of the truss. I gave your answers in terms of / and . bj Determine the x and y-components of displacement of joint D. Leave your answers in terms of, at. most. P. L. E and 4. 121 (3) (1)