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2025-03-04

Second Moment of Area

Iy = ∫Az2dA
Iz = ∫Ay2dA

Iy

Area moment of inertia about the y-axis

z

Vertical distance of the y-axis to the element dA

Iz

Moment of inertia about the z-axis

y

Vertical distance of the z-axis to the element dA
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