TUTORIAL centroid & M.I.

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TUTORIAL centroid & M.I

Question 1 Locate the centroid for the shaded area

Question 2 For the I-section shown in Figure below, compute the first moment of the area with respect to the top flange of the section. All dimensions are in mm.

Question 3 Determine the moment of inertia of the shaded area shown with respect to each of the coordinate axes.

Question 4 Determine the moments of inertia IXo and IYo of the L-secion shown below with respect to the centroidal axes shown in the same figure. All dimensions are in mm.