MT-1620 Fall 2002 3. Deformation Figure 13.3 Representation of deformation of cross-section of a beam deformed state(capital letters) o is at midplane undeformed state lsmall letters define: W=deflection of midplane(function of x only Paul A Lagace @2001 Unit 13-6MIT - 16.20 Fall, 2002 3. Deformation Figure 13.3 Representation of deformation of cross-section of a beam deformed state (capital letters) undeformed state (small letters) o is at midplane define: w = deflection of midplane (function of x only) Paul A. Lagace © 2001 Unit 13 - 6