A Solid Sphere,a Solid Cylinder,and a Hoop Each Have the Same

question 55

Multiple Choice

A solid sphere,a solid cylinder,and a hoop each have the same mass and radius.If they are spinning at the same angular velocity,which one has the greatest rotational kinetic energy?

• A)the sphere
• B)the cylinder
• C)the hoop
• D)They all have the same rotational kinetic energy.

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