questions are at the bottem labeled from a-f
Consider the four plates shown, where the plies have the following characteristics: - 0°, 90°, 45°: carbon/epoxy UD plies of 0.25 mm thickness (we will name the longitudinal and transverse moduli Ei and Et, respectively) - Core: aluminum honeycomb of 10 mm thickness Plate 1 Plate 2 Plate 3 Plate 4 0° 45° 0° 90° -45° 0° Ply 1 0° Ply 2 90° Ply 3 Honeycomb Ply 4 90° Ply 5 0° 90° -45° 0° 0° 45° 0° - - -
E 90° -450 00 450 ply 5 ply 4 ply 3 ply 2 ply 1 X Without using calculations, determine (explain your reasoning): a) the plate with the highest bending stiffness; b) the plate with the highest tensile stiffness along x-direction; c) the plate with the highest shear stiffness in the plane (x, y); d) the ratio between the tensile stiffnesses along x- and y-directions; e) the plate with the highest fracture limit along x-direction; f) the plate with the highest buckling resistance along x-direction.
figure goes with info just so you see how the layers are placed and Consider the four plates shown, where the plies have the following characteristics: - 0°, 90°, 45°: carbon/epoxy UD plie
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