The Young Modulus
Young Modulus
\[\text{young modulus} = \frac{\text{stress}}{\text{strain}}\]
Deriving the Young modulus
\[\text{stress} =\sigma=\frac{F}{A}$$
$$strain=\varepsilon=\frac{\Delta L}{L}$$
$$E=\frac{Fl}{A \Delta L}\]