A Solid Uniform Sphere of Radius R and Mass M

question 73

Multiple Choice

A solid uniform sphere of radius R and mass M has a rotational inertia about a diameter that is given by (2/5) MR².A light string of length 2.5 R is attached to the surface and used to suspend the sphere from the ceiling.Its rotational inertia about the point of attachment at the ceiling is:

• A)(2/5)MR²
• B)9MR²
• C)16MR²
• D)47/5MR²
• E)(82/5)MR²