A Uniform Solid Sphere of Mass M and Radius R

question 68

Multiple Choice

A uniform solid sphere of mass M and radius R rotates with an angular speed ω. What must be the angular speed of a uniform solid cylinder of mass M, radius R, and height 2R that has the same rotational kinetic energy of the sphere?

• A)2ω/5
• B) ω
• C)4ω/5
• D)2ω/
• E)ω/

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