This video demonstrates how to calculate normal strain and shear strain for a deformed rectangular shape for a first course in mechanics of materials.
0:00 Overview of Normal and Shear Strain Equations
0:39 Problem Description - Given/Find
1:12 Normal Strain Calculation 1
2:39 Normal Strain Calculation 2
4:32 Shear Strain Calculation 1
6:41 Shear Strain Calculation 2