ET Find the tensile stress Jab in cable AB

Consider the truss structure and the loading given below. a) Compute the average axial stress on member AB, b) compute the average shear stress at the pin of connection A. d- 20 mm 600 mm 50 mm -S00 mm 60 kN 25 mm | I 20 mm 30 mm I20 mm 25 mm TOP VIEW OF MEMBER AB d = 30 mm

At which point on the design P-M interaction diagram is the design flexural strength largest? O Pure compression Pure tension Balanced failure point (CCL limit) O TCL limit Beam condition (Pn = 0) %3D //img00.zhaopin.cm

Find the maximum tensile and compressive normal stresses in the beam below. Mark their locations along the height of the cross section and along the length of the beam. (Note: The centroid is located 4.423in from the top of the cross section and I= 42.0 in*.) W= 1k/ft 6k 10' 5' 4423" 8.75 M (k-t) -12.5 Cross section