The relationship between the linear elastic properties Young’s modulus (E), Rigidity modulus (G) and Bulk modulus (K) is given by
1
\(\frac{9}{E} = \frac{3}{K} + \frac{1}{G}\)
2
\(\frac{1}{E} = \frac{9}{K} + \frac{3}{G}\)
3
\(\frac{3}{E} = \frac{9}{K} + \frac{1}{G}\)
4
\(\frac{9}{E} = \frac{1}{K} + \frac{3}{G}\)