σ = F / bt · εx = σ / E · εy = −νεx · Δa = εxa, Δb = εyb
AIM Lab · Interactive Mechanics
A thin rectangular plate pulled uniformly on two opposite edges: homogeneous plane stress. It stretches along the load and contracts sideways by Poisson’s ratio.
σ = F / bt · εx = σ / E · εy = −νεx · Δa = εxa, Δb = εyb