Figure 11.10 shows the crack growth characteristics of a ceramic composite under both static and cyclic loading conditions in 1400 °C air. See if linear elastic fracture mechanics provides valid characterization for the conditions of the experiments.
![1978_12e58837-7ae9-41af-8efd-766fec517211.png](https://secure.tutorsglobe.com/CMSImages/1978_12e58837-7ae9-41af-8efd-766fec517211.png)