aerodynamicsFAA-published sample question (FIA, Aug 2021)
Aileron deflection moves the airplane about its
A
lateral axis.
B
longitudinal axis.✓ Correct Answer
C
vertical axis.
Explanation
Ailerons control roll, which is movement about the longitudinal axis running from nose to tail (PHAK Chapter 6). The elevator controls pitch about the lateral axis and the rudder yaw about the vertical axis.
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