Mass Moments Inertia of Bodies

Mass Moments Inertia of Bodies

Mass moments inertia (J) of bodies in Kgm²

Thin wall hollow cylinder

j1
where m = mass in Kg; dm = mean diameter in m

Thin wall cylinder

Solid cylinder

j2
where m = mass in Kg; d = diameter in m

Solid cylinder

Thick wall hollow cylinder

j3
where m = mass in Kg; da = outer diameter in m; di= inner diameter in m

Thick wall cylinder

Long thin bar with pivot point at center of gravity

j4
where m = mass in Kg; l = Length of thin bar in m

Long thin bar with pivot point at center of gravity

Long thin bar with pivot point at end of bar

j5
where m = mass in Kg; l = Length of thin bar in m

Long thin bar with pivot point at end of bar

Rectangular plate with pivot point at center of gravity

j6
where m = mass in Kg; h = breadth of rectangular plate in m; b = length of rectangular plate in m

Rectangular plate with pivot point at center of gravity

Solid ball rotating at center of gravity

j7
where m = mass in Kg; d = diameter of solid ball in m

Solid ball rotating at center of gravity

Thin-walled ball shell rotating at center of gravity

j8
where m = mass in Kg; d = outer diameter of thin-walled ball shell in m

Thin-walled ball shell rotating at center of gravity