NAWWEPS OD-EOT-SO  BASIC AERODYfflAMICS  FRICTION DRAG OF A SMOOTH  FLAT PLATE  c  ,020 -  E  D  ,010 -  iii  .008 -  yu’  .%2 -  O”  0  :%  -  ::  ,002 -  ‘ \  2i  ‘ 1  .OOl *  1  I  1  1  1  0.1  0.5  1.0  5.0  10.0  50  100  REYNOLDS NUMBER  RN(MILLIONS)  CONVENTIONAL AfdD LAMINAR  FLOW SECTIONS  TRANSITION  NACA  /  L  NACA 0009  P  DRAG BUCKET”  I  I  -1.0  -3  0  .5  I.0  I.§  SECTION LIFT COEFFICIENT, cl  Figure 7.25. Skin Friction Drag  Weaised January 1965  55 