The Rotational Inertia of a Solid Uniform Sphere About a Diameter

question 56

Multiple Choice

The rotational inertia of a solid uniform sphere about a diameter is (2/5) MR², where M is its mass and R is its radius.If the sphere is pivoted about an axis that is tangent to its surface, its rotational inertia is:

• A)MR²
• B)(2/5)MR²
• C)(3/5)MR²
• D)(5/2)MR²
• E)(7/5)MR²

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