Solved: The area of the cross section of an airplane wing
Chapter 10, Problem 10-78(choose chapter or problem)
The area of the cross section of an airplane wing has the following properties about the x and y axes passing through the centroid C: Ix = 450 in4 , Iy = 1730 in4 , Ixy = 138 in4 . Determine the orientation of the principal axes and the principal moments of inertia.
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