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View Full Version : Question for all the helodynamic experts


NickLappos
29th Oct 2006, 14:10
The answer seems pretty straightforward:

When you put in left pedal, the lower rotor is decreased in collective pitch and the upper rotor increases. This creates a torque that drives the nose left.

It also drives the two disks apart, which helps prevent self-midair during engagement, when flapping is biggest (since CF is very low).