NAVWEPS OO-EOT-80 
TABLE OF CONTENTS 
Interpretation of the lift equation.. . . . . . . . . 
Lift cocfficicnt versus angle of attack 
Stall speed and angle of attack 
Angle of attack versus velocity 
Primary control of airspeed 
. . _ . . . _ . mrfou un cnacactectsucs. . . . 
Section angle of attack and lift coefficient 
Ty ical section chvactctistics 
E&t of thickness and cambet 
Drag characteristics, . . . . . . . :. 
Drag equation 
Drag cocficicnt versus angle of attack 
Lift-drag ratio 
Power-off glide pctformancc 
Airfoil drag chanwteristics.. ) . . . 
Section drag cocfficicnt 
Ty ical section characteristics 
E 2 ect of thickness and cunbcr 
Low drag sections 
FLIGHT AT HIGH LIFT CONDITIONS. . . . . . . . 
StaII speeds. . . . . . . . . .,. . . . . . . 
Maximum lift cc&cicnt 
Stall angle of attack 
..,e * . . ~lrecrorwergnt.................................................... 
Effect of maneuvering flight,. . 
Load factor ~ets~s bank angle 
Stall spad versus load factor 
Effect of high lift devices., . 
Effect on stall speed 
Stall angle of attack and stall recovery. . . . . . 
HIGH LIFT DEVICES. 
Types of high lift devices., . 
Plain flap 
S 
S otted flap P 
lit flap 
Fowler flap 
Slots and slats 
Boundary layer control 
Operation of high lift devices. 
Flap retraction and extension 
Chan 
Effect o f 
es in lift, drag, and trim 
power 
DEVELOPMENT OF AERODYNAMIC PITCHING MOMENTS 
Pressure distribution. .~. : . ! . : 
Center of pressure and aerodynamic center. 
Pitching moment coefficient. . , 
Effect of camber 
Effect of flaps 
Relationship between center of pressure, aerodynamic centet, and 
moment coefficient 
Application to longitudinal stability. . 
Stability and trim 
Effect of supersonic flow 
PW 
23 
27 
29 
33 
35 
3.5 
:: 
37 
39 
39 
41 
43 
a: 
49 
51 
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