1. Write the Euler equations in the 2D r-θ coordinate system.
2. The incompressible, steady-state, 2D momentum equation in the x direction (without body forces) is
![1193_bc62b2c7-83f5-4f4b-8733-67c0e847ae0f.png](https://secure.tutorsglobe.com/CMSImages/1193_bc62b2c7-83f5-4f4b-8733-67c0e847ae0f.png)
Derive the nondimensional form of this equation by using the following characteristic quantities for the dimensional analysis:
![744_1766b42d-9225-4f55-94d8-b3379987aeae.png](https://secure.tutorsglobe.com/CMSImages/744_1766b42d-9225-4f55-94d8-b3379987aeae.png)