Relations between Young's modulus, bulk modulus, modulus of rigidity and Poisson's ratio

1. A.
   $K = \frac{Y\eta}{9\eta - 3Y}N/m^{2}$
2. B.
   $\eta = \frac{3YK}{9\text{ }K + Y}N/m^{2}$
3. C.
   $Y = \frac{9K\eta}{3K - \eta}N/m^{2}$
4. D.
   $Y = \frac{9K\eta}{2\eta + 3K}N/m^{2}$

Tap an option to check your answer.

1. A.
   $\sigma = \frac{3K + 2\eta}{6K + 2\eta}$
2. B.
   $\sigma = \frac{3K - 2\eta}{6K + 2\eta}$
3. C.
   $\sigma = \frac{6K + 2\eta}{3K - 2\eta}$
4. D.
   $\sigma = \frac{6K - 2\eta}{3K - 2\eta}$

Tap an option to check your answer.