Question: Consider a Mach 2 flow that encounters a 15-degree compression corner and then a 15-degree expansion corner (Fig. Ex6.12a). What are the Mach number and pressure after the expansion corner?
![204_6.12.png](https://secure.tutorsglobe.com/CMSImages/204_6.12.png)
Consider the case where the expansion corner is before the compression corner (Fig. Ex6.12b). What are the Mach number and pressure after the compression corner?
![1927_6.png](https://secure.tutorsglobe.com/CMSImages/1927_6.png)