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AP® Physics 1 & 2

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Center of Mass (CoM): Cube - Rod - Sphere Combination

APPH12-KLZHKU

For the cube-rod-sphere combination shown, the density of the material is uniform throughout the object. A thin rod of length, $d$, connects the centers of the two objects, both mass $4M$.

Where is the center of mass?

J. Krehbiel. Created for Albert.io. Copyright 2016. All rights reserved.

A

Inside the cube.

B

Closer to the cube than to the sphere.

C

At the midpoint between the cube and the sphere.

D

Closer to the sphere than to the cube.