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Originally Posted by meritflyer  When an aircraft turns, where exactly is the HCL force being exerted from? |
The wing...through it's center of pressure. The ailerons rotate the wing about it's CG...and point the Lift vector somewhere in the direction of the turn. Now the wing's Lift force provides a vertical and horizontal force. The wing's horizontal component of the Lift vector provides the "centripetal" force required to "pull" the airplane off of it's straight path and into a turn.