A 60.0-kg skater begins a spin with an angular speed of 6.0 rad/s. 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 final angular speed?
A)3.0 rad/s
B)4.5 rad/s
C)9.0 rad/s
D)12 rad/s
E)18 rad/s

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The Answer of A 60.0-kg skater begins a spin with an angular speed of 6.0 rad/s. 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 final angular speed?
A)3.0 rad/s
B)4.5 rad/s
C)9.0 rad/s
D)12 rad/s
E)18 rad/s

A 600-Kg Skater Begins a Spin with an Angular Speed of of 6.0