8. to 12. For the traversely loaded beams with cross sections shown in Figures 8 to 12, determine the position of the shear center by calculating the value of e. (Note: In Fig. 8, there is a slit at the right edge). FIG. 8 (Ans. e=2R) 0 50mm FIG. 10 (Ans. e = 36 mm) mm) e 2a 25mm FIG. 9 (Ans. e = 21 mm) 60mm C] 31 FIG. 12 (Ans. e = 1.92a) FIG. 11 (Ans. e = 27 50mm