Two Uniform Circular Disks Having the Same Mass and the Same

question 10

Multiple Choice

Two uniform circular disks having the same mass and the same thickness are made from different materials.The disk with the smaller rotational inertia is:

• A)the one made from the more dense material
• B)the one made from the less dense material
• C)neither - both rotational inertias are the same
• D)the disk with the larger angular velocity
• E)the disk with the larger torque