For the beam in Fig. P-654, find the value of EIδ at 2 ft from R2. (Hint: Draw the reference tangent to the elastic curve at R2.) - See more at: http://www.mathalino.com/reviewer/mechanics-and-strength-of-materials/solution-to-problem-654-deflections-in-simply-supported#sthash.QLq6NwDj.dpuf