Stanford University Department of Aeronautics and Astronautics AA210A Fundamentals of Compressible Flow Example - Drag of a 2-D airfoil Stanford University Department of Aeronautics and Astronautics Control Volume Problem - Relate the drag of a 2-D airfoil in steady flow to its wake flow field. Stanford University Department of Aeronautics and Astronautics Stanford University Department of Aeronautics and Astronautics . Stanford University Department of Aeronautics and Astronautics AA210A Fundamentals of Compressible Flow Example - Drag of a 2-D airfoil Stanford University Department of Aeronautics and Astronautics Control. Volume Problem - Relate the drag of a 2-D airfoil in steady flow to its wake flow field. Stanford University Department of Aeronautics and Astronautics Stanford University Department of Aeronautics and Astronautics