NAVWEPS Oo-8OT-80 
BASIC AERODYNAMICS 
DOWNWASH FLOW FIELD 8EHlNO A SWEPT TAPERED 
WING ILLUSTRATED BY TUFT-GRID PHOTOGRAPHS 
45’ DELTA, AR=4.0,X=O 
-It- 
30° OF FLOW ANGULARITY 
94 
(DEG) 
0 
8 
STALL 
16 
STALL 
(a) TUFT GRID 6 INCHES FROM (b) TUFT GRID 24 INCHES FROM 
TRAILING EDGE TRALLING EDGE 
FROM NACA TN 2674 
Figure 1.33. Staff Patterns (sheet 4 of 81 
81