Question

Marks 1 An angle bean (Fig. I) is used as a roof purlin. span of Am distributed load of 8 kN/m on a simply supporte scomers n the roof is l:5, compute the flexural stresses at tie 4.08x Take l 11.56x 100 mm, 1,420x10 mm, l shear centre a 2 For the thin walled beam section (Fir It carries a vertical uniformly span of 4m. If the slope of ers A, B and C escription 6 ses at the c 0109 mm' n4.08x10 mm Io stresses in itc 12一 180 sts 28-5 58-S 8 」 -120 Fig. 1

Answer 1

12- -A 8 6 片 1 20 T2

4グ 나2 180

.. Lg.su2.8S NノMn 2 20 LIKN