Module 12 Helicopter Systems Practice Questions - UK CAA Part-66 AME Module 12 - Helicopter Aerodynamics, Structures And Systems Exam

How does a semi-rigid teetering main rotor hub compensate for dissymmetry of lift in forward flight?

Independent pitch change casing movement on each blade Automatic hydraulic damper pressure variation Teetering action allowing one blade to flap up while the opposite blade flaps down Automatic lead-lag hinge displacement

Correct Answer:

Teetering action allowing one blade to flap up while the opposite blade flaps down

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