The number of elastic constants for a completely anisotropic elas
![The number of elastic constants for a completely anisotropic elas](/img/relate-questions.png)
| The number of elastic constants for a completely anisotropic elastic material is
A. 3
B. 4
C. 21
D. 25
Please scroll down to see the correct answer and solution guide.
Right Answer is: C
SOLUTION
Type of Material |
Number of Independent elastic constant |
1. Isotropic and homogeneous |
2 (E, v) |
2. Orthotropic |
9 |
3. Anisotropic |
21 |