A semi-circular arch section has outer and inner radius of 3 m and 2 m, respectively, as shown in the figure. What is the moment of inertia of the section about AB?
1
20.55 m4
2
25.55 m4
3
12.55 m4
4
16.55 m4
A semi-circular arch section has outer and inner radius of 3 m and 2 m, respectively, as shown in the figure. What is the moment of inertia of the section about AB?