ROTATIONAL MOTION

What is the center of mass of a uniform cone?

• At the apex
• At the base
• At h/2 from the base
• At a distance of h/4 from the base along the axis

For a uniform hollow cylinder, where is the center of mass located?

• At one end
• At the top
• At a random point
• At the midpoint of the central axis

What is the center of mass of a uniform semicircular disc?

• At the center
• At R/2
• At 2R/π
• At a distance of 4R/3π from the center along the axis of symmetry

How is the center of mass affected by the choice of coordinate system?

• It changes the physical location
• It makes the center of mass move
• It eliminates the center of mass
• The physical location does not change, but coordinates may

What is the center of mass of a uniform cube?

• At a corner
• At the center of a face
• At the midpoint of an edge
• At the center of the cube