Article: Small Aircraft Control Surfaces
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Small Aircraft Control Surfaces
Anyone who has held their hand out of a car into the wind to play airplane already has a fundamental impression of control surfaces on the airplane.
When the heel of the palm went down, the airpressure under the hand pushed the hand up. That's called lift. The airflow over/under the hand changes with the shape of the hand or airfoil. If you had little cut-outs near your wrist, there wouldn't be as much lift.
The tail section contains control surfaces for keeping the plane stable and controllable.
1) Horizontal: The horizontal, non-moving part is called the stabilizer, and it prevents uncontrolled up-and-down motion of the nose. The small hinged sections on each side are called elevators, which work in unison. It is controlled by the cockpit cont...
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