2685. Y are the bending moment, moment of inertia, radius of curvature, modulus of If M, I, R, E, F, and elasticity stress and the depth of the neutral axis at section, then________________? September 7, 2025 by Admin A. M/I = R/E = F/Y B. I/M = R/E = F/Y C. M/I = E/R = E/Y D. M/I = E/R = Y/F ✅ The correct answer is option C.