TABLE 12.2 Moments of inertia of objects with uniform density
Object and axis
Thin rod, about center
I = 1/12 ML^2
Cylinder or disk, about center
I = 1/2 MR^2
Thin rod, about end
I = 1/3 ML^2
Cylindrical hoop, about center
I = MR^2
Plane or slab, about center
I = 1/12 Ma^2
Solid sphere, about diameter
I = 2/5 MR^2
Plane or slab, about edge
I = 1/3 Ma^2
Spherical shell, about diameter
I = 2/3 MR^2