Calculating the Rotational Inertia

[iAmKhanz]

Homework Statement

If we shift the rotation axis from the center of mass of an object, with no change in the orientation of the axis, what happens to the rotational inertia of the object around the axis?

Homework Equations

Calculating the Rotational Inertia

The Attempt at a Solution

Does it inc, dec, or remain the same?

 

[SammyS]

Homework Statement

If we shift the rotation axis from the center of mass of an object, with no change in the orientation of the axis, what happens to the rotational inertia of the object around the axis?

Homework Equations

Calculating the Rotational Inertia

The Attempt at a Solution

Does it inc, dec, or remain the same?

Are you familiar with the parallel axis theorem ?