Fig.1

Element of Equation     Description               Adjusted by:
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                   Coefficient of Lift: The     May be manipulated with
      CL           design of the airfoil        collective, cyclic or
                   and the
                   angle of attack/incidence    aerodynamic forces
 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - --- - - - - 
      S            Surface of the airfoil       May not be adjusted
                                                (unlessyou hit a tree.)
 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
                   Velocity squared - the       Has the most dramatic 
      V²           relative speed of the        effect on lift. May be 
                   rotor blade                  adjusted by airspeed, 
                                                rpm, or aerodynamic 
                                                forces.
 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
      r            rho - signifies air density  You get what you get
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