8.5 and 8.6 Draw the influence lines for vertical reactions at supports B and D and the shear and bending moment at point C of the beams shown in Figs. P8.5 and P8.6. A B -2 m FIG. P8.5 C 4 m. 4 m- A B C FIG. P8.6 -5 m- -8 m -8 m- m E

9-13.

Which of the following gives the shear force at point 10 meters from A on the beam shown? (kN) (FIG. 2) (2 Points) 60 kN 30 kN/m TT Hinge B C D Hinge -12 m- +sm+sm+ A 666.667 306.667 236.667 123.333 -12 m- E d 40 kN m

9.19 Find I, and I, for the region shown. 2 in. 9 in. 7 in. -1 in. 2 in. 5 in. Fig. P9.19