Home/Basic Physics/Equilibrium and elasticity/Shear stress9. Equilibrium and elasticityShear stressIn 9. Equilibrium and elasticityFormulaCopy LaTeXτcort=F∥A\tau_{\text{cort}}=\frac{F_\parallel}{A}τcort=AF∥Tagselasticityequilibriumequilibrium elasticityphysicsphysics formulaDetailRatio of the force parallel to the surface to the area.Found an error? Contact us.Related formulasRelatedShear modulusGs=F∥/AΔx/hG_s= \frac{F_\parallel/A}{\Delta x/h}Gs=Δx/hF∥/AOpen formulaOpen in section