Consider Four Objects, Each Having the Same Mass and the Same

question 46

Multiple Choice

Consider four objects, each having the same mass and the same radius:
1. a solid sphere
2. a hollow sphere
3. a flat disk in the x,y plane
4. a hoop in the x,y plane
The order of increasing rotational inertia about an axis through the center of mass and parallel to the z axis is:

• A) 1, 2, 3, 4
• B) 4, 3, 2, 1
• C) 1, 3, 2, 4
• D) 4, 2, 3, 1
• E) 3, 1, 2, 4

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