For the box beam in Figure 8.7, let b = 200 mm, h = 400 mm, t1 = t2 = t3 = I mm, and A1 =...

For the box beam in Figure 8.7, let b = 200 mm, h = 400 mm, t1 = t2 = t3 = I mm, and A1 = 3A2 = 900 mm2. Determine the location of the shear center for the cross section.

FIGURE 8.7