NAME__________________________________ CLASS_________
1a. Identify each letter in the lift equation and list the units for each.
Cl = _________________L = _________________
r = _________________
V = ________________
A = ________________
1b. Identify each letter in the thin airfoil equation and list the units for each.
Cl = _________________a = _________________
Clo = _________________
2. Lift equation for Cl:
Thin airfoil equation for Cl:
3. Combined equation showing L as a function of a:
4. Record the values shown:
L = _________________A = _________________
V = _________________
r = _________________
a = ________________
Equation from #3 solved for Clo is:
Value of Clo = __________________
5 + 6.
angle in degrees 
angles in radians 

value of lift from Foilsim 


















7. Report what happens to the lift when the area of the wing increases.