DURATION: 0.75 Hrs
OBJECTIVES
During this lesson, the student will gain a further understanding of the principles of helicopter aerodynamics in flight.

Content
A) Aerodynamics Forward flight
1) Lift and thrust resultant
2) Weight and drag
3) Translational lift
4) Effective translational lift
5) Transverse flow effect
6) Dissymmetry of lift
a) Blade flapping
b) Retreating blade stall
(I) Where the stall occurs
(II) Conditions likely to produce a stall
(III) Corrective actions

B) Stability
1) Static stability
2) Dynamic stability

C) Aerodynamics during a turn
1) Components in a turn
a) Vertical component
b) Horizontal component
c) Total lift resultant
d) Centrifugal force in a turn
2) Angle of attack (power) required in a turn
3) Rate of Turn VS. Angle of Bank

D) Loads and Load factors
1) How conditions of flight affect loads
a) Straight and level flight
b) Turns
c) Flares
2) Load factors
a) Definition
b) Effect of angle of bank on load factors - load factor chart
c) Effect of turbulence and high gross weight on load factor
d) Effect of density altitude and pilot technique on load factor

COMPLETION STANDARDS
This lesson will be complete when, by oral examination, the student displays an understanding of the material presented and has completed the study assignment.