NAVWEPS OD-8OT-80  HIGH SPEEO AERODYNAMICS  INCOMPRESSIBLE  (SUBSONIC)  //------  --  ---  --  ----  ---  --_-__--  ------  __--__-----  -------  ----  ---  ---_  ---  --  ---_  -----  _----  ---__-  .,,,,,,,,,,l--~-  CONVERGING  INCREASING  VELOCITY  DECREASING  VELOCITY  DECREASING  PRESSURE  INCREASING PRESSURE  CONSTANT DENSITY  CONSTANT DENSITY  COMPRESSIBLE  (SUPERSONIC)  CONVERGING  DIVERGING  DECREASING  VELOCITY  INCREASING VELOCITY  INCREASING PRESSURE  DECREASING PRESSURE  JNCI~EASJ~~G  DENSITY  DECREASING  DENSITY  figure 3.2. Comparison of Compressible and lncomprossible Flow Through a Closed Tube  205 