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|  HELICOPTER AERODYNAMICS WORKBOOK
CHAPTER 3
Figure 3-22
Therefore, the lift on the retreating blade is low because the rotational speed it "sees" is low.
The lift on the advancing blade is low because it must not overbalance the lift on the retreating
side. The blades over the nose and tail have the primary responsibility of producing the lift
necessary to keep the helicopter airborne in forward flight.
HELICOPTER POWERED FLIGHT ANALYSIS 3-19
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