Question

Elastic energy per unit volume equation

Answer 1

Answer:

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Answer 2

Equation ⟹

$</strong><strong>\</strong><strong>h</strong><strong>u</strong><strong>g</strong><strong>e</strong><strong>\</strong><strong>s</strong><strong>f</strong><strong>\</strong><strong>r</strong><strong>e</strong><strong>d</strong><strong>{</strong><strong>\</strong><strong>frac</strong><strong>{1}{2} </strong><strong>\</strong><strong>:</strong><strong> \frac{( {stress}^{2} )}{</strong><strong>Y</strong><strong>}</strong><strong>}$