A solid disk and a hoop have different diameters but identical masses. Which one has a larger rotational inertia?
A) The solid disk.
B) The hoop.
C) It is impossible to know without knowing the diameters.
D) It is impossible to know without knowing the torques acting on the two objects.

Question

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The Answer of A solid disk and a hoop have different diameters but identical masses. Which one has a larger rotational inertia?
A) The solid disk.
B) The hoop.
C) It is impossible to know without knowing the diameters.
D) It is impossible to know without knowing the torques acting on the two objects.

A Solid Disk and a Hoop Have Different Diameters but Identical