NAVWEPS 00-8OT-80 
BASIC AERODYNAMICS 
DOWNWASH FLOW FIELD BEHIND A SWEPT,TAPERED 
WING ILLUSTRATED BY TUFT-GRID PHOTOGRAPHS 
60° DELTA, AR=2.31, X = 0 
--+-- 30” OF FLOW ANGULARITY 
QT 
(DEG) 
0 
8 
I6 
STALL 
24 
STALL 
32 
(a) TUFT GRID 6 INCHES FROM (b) TUFT GRID 24 INCHES FROM 
TRAILING EDGE TRAILING EDGE 
FROM NACA TN 2674 
Figure 1.33. Stall Patterns (sheet 7 of 8) 
84