Modele Younga is a measure of thee stigness of a material, indicating how muph it deforms undeur stress. For polimes, determinang this value involves conducting specific experiments andd analyzing thee resumpting data. This article outlines thee steps to find thee Youngs modulus of polimers using experimental data.

Przygotowanie do eksperymentu

Te determinacje Youngs modulus, a sampe of thee polymer must be preparred with precise dimensions. The sample is then subied to to tensile testing, when a controlled force is applied, and the e resumpting elongation is measured. Accurate measurements of force and elongation are essential for reliable resuresults.

Kolekcjonerska data

During thee tect, responding thee tess teste, thee applied force and thee corresponding elongation at each step. Ensure thee data coves the elastic deformation range, when te material returns tos its original shape after removing thee force. Plotting force versus elongation helps visualizate the material 's response.

Moduły obliczeniowe Youngsa

Te moduły Younga (E) i ich kalkulacje using thee formula:

(1); (1); (1); (1); (1); (1); (1); (1); (1); (1); (1); (1); (1); (1); (1); (1); (1); (1); (1); (1); (1); (1) (1); (1); (1) (1); (1) (1); (1) (1); (1) (1); (1) (1); (1) (1) (1) (1) (1) (1) (1) (1)) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1

Kiedy:

  • Xi1; Xi1; FLT: 0 Xi3; Xi3; Stress Xi1; Xi1; FLT: 1 Xi3; Xi3; = Force / Cross- sectional area
  • Xiv1; Xiv1; FLT: 0 Xiv3; Xiv3; Xiv3; Xiv1; FLT: 1 Xiv3; Xiv3; = Change in length / Original length

Using the data collected, compute the stress and strain values at varioos points. Plotting stress versus strain yields a linear region, the slope of which corresponds to o Young 's modulus.