A 60.0-kg skater begins a spin with an angular speed of 6.0 rad/s and of moment of inertia 3.0 kg.m². By changing the position of her arms, the skater decreases her moment of inertia to one-half its initial value. What is the skater's initial kinetic energy?
A 60.0-kg skater begins a spin with an angular speed of 6.0 rad/s and of moment of inertia 3.0 kg.m². By changing the position of her arms, the skater decreases her moment of inertia to one-half its initial value. What is the skater's initial kinetic energy?
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Transcribed Image Text:A 60.0-kg skater begins a spin with an angular speed of 6.0 rad/s and of moment of inertia 3.0 kg.m². By changing the position of her
arms, the skater decreases her moment of inertia to one-half its initial value. What is the skater's initial kinetic energy?
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