Find her body inertia when she stretches her arms outward

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A skater spins at 3 rev/s when she stretches her arms outward. If she keeps her fists on her chest she can spin at 4.5 rev/s and her body inertia is 3 kg.m2. Find her body inertia when she stretches her arms outward?

Reference no: EM13683458

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