Which flight control surfaces are used for roll control in the Warrior PA-28A?

The ailerons are the primary flight control surfaces used for roll control in the Warrior PA-28A. Located on the outer wings, ailerons function by moving in opposite directions; when one aileron is deflected upwards, the other moves downwards. This differential movement alters the lift on each wing, causing the aircraft to roll towards the wing with the lowered aileron. This mechanism is essential for coordinating turns and maintaining lateral control during flight.

The rudder, while important for controlling yaw, does not primarily affect roll. Elevators are responsible for pitch control, influencing the nose of the aircraft up or down, and flaps serve to increase lift and drag but do not play a role in roll control. The use of ailerons is fundamental to maneuverability and stability in flight, making them essential for effective aircraft operation.