Problems

P$\mathrm{.}19\mathrm{.}1$ Idealize the box section shown in Fig. P$\mathrm{.}19\mathrm{.}1$ into an arrangement of direct stress$-$carrying booms positioned at the four corners and panels which are assumed to carry only shear stresses. Hence, determine the distance of the shear center from the left$-$hand web.

Ans. $225$ mm $.$