*6–40. Locate the centroid y of the cross-sectional area of the concrete beam. 120 mm 120 mm 30 mm 270 mm 60 mm X 1997 3
Posted: Sat Feb 19, 2022 3:16 pm
*6–40. Locate the centroid y of the cross-sectional area of the concrete beam. 120 mm 120 mm 30 mm 270 mm 60 mm X 1997 30 mm Prob. 6-40