A solid sphere of radius R, a solid cylinder of radius R, and a hollow cylinder of radius R all have the same mass, and all three are rotating with the same angular velocity. The sphere is rotating around an axis through its center, and each cylinder is rotating around its symmetry axis. Which one has the greatest rotational kinetic energy? the hollow cylinder both cylinders have the same rotational kinetic energy the solid cylinder all three objects have the same rotational kinetic energy the solid sphere

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Chapter1: Units, Trigonometry. And Vectors
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A solid sphere of radius R, a solid cylinder of radius R, and a hollow cylinder of radius R all have the same mass, and all three are rotating with the same angular velocity. The sphere is rotating around an axis through its center, and each cylinder is rotating around its symmetry axis.

Which one has the greatest rotational kinetic energy?

a) the hollow cylinder

b) both cylinders have the same rotational kinetic energy

c) the solid cylinder

d) all three objects have the same rotational kinetic energy

e) the solid sphere

A solid sphere of radius R, a solid cylinder of radius R, and a hollow cylinder of radius R all have the same mass, and all three
are rotating with the same angular velocity. The sphere is rotating around an axis through its center, and each cylinder is rotating
around its symmetry axis.
Which one has the greatest rotational kinetic energy?
the hollow cylinder
both cylinders have the same rotational kinetic energy
the solid cylinder
all three objects have the same rotational kinetic energy
the solid sphere
Transcribed Image Text:A solid sphere of radius R, a solid cylinder of radius R, and a hollow cylinder of radius R all have the same mass, and all three are rotating with the same angular velocity. The sphere is rotating around an axis through its center, and each cylinder is rotating around its symmetry axis. Which one has the greatest rotational kinetic energy? the hollow cylinder both cylinders have the same rotational kinetic energy the solid cylinder all three objects have the same rotational kinetic energy the solid sphere
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