6A-Practice problem 5-2-2 Find y bar, Zx, and Zy for the un-symmetric section. / Steel Beams. / By Maged kamel Share via: 0 Shares 0 0 0 0 0 More Table Of Contents Practice problem 5-2-2 find y bar,Zx, and Zy for the unsymmetric section.Video for the practice problem 5-2-2. Practice problem 5-2-2 find y bar,Zx, and Zy for the unsymmetric section. Video for the practice problem 5-2-2.