[最も選択された] 40 ã ¯^ ÛÁ¿áè X[p[ O C[ 480240
OIÎ 6 e frJ Ell IJ 111 o o o o @ I I,ŒI L k so O O o o OSJ @ O IR L 0 16 O co o co a 111 H a 00 O O o c ILL Q o {J co o o 00O c Polar radius of gyration =¦ A=40 5 in ¦x =25 3 ¦yA=94 5in 3 =5in ARCH 614 Note Set 8 S13abn 9 Example 3 Find the moments of inertia (xˆ = 305", ˆy = 105") Example 4 ˆy 105" ˆx 305" 1" 1" ARCH 614 Note Set 8 S13abn 10 Example 5 Determine the moments of inertia about the centroid of the shape Solution There is no reference origin suggested in figure (aX L p _ C X; Di A A Thy Thyyy Thyyy Yyyyyyyyyyyyyyyyyyyyyyyyyyyy 40 'ã "¯^ ÛÁ¿áè X[p[ "O C[