APFIVE Parallel Axis Theorem for a Hoop
A uniform thin hoop of mass M and radius R has rotational inertia MR² about its center. If the hoop is rotated about an axis tangent to the hoop and in the plane of the hoop, what is its rotational inertia?
A
4MR²
B
3MR²
C
2MR²
D
MR²
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