An ice figure skater is doing a spin with her hands on bar bells weighing 10 pounds a piece, clutched directly to her ce

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An ice figure skater is doing a spin with her hands on bar bells weighing 10 pounds a piece, clutched directly to her ce

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An Ice Figure Skater Is Doing A Spin With Her Hands On Bar Bells Weighing 10 Pounds A Piece Clutched Directly To Her Ce 1
An Ice Figure Skater Is Doing A Spin With Her Hands On Bar Bells Weighing 10 Pounds A Piece Clutched Directly To Her Ce 1 (65 KiB) Viewed 21 times
An ice figure skater is doing a spin with her hands on bar bells weighing 10 pounds a piece, clutched directly to her center of gravity for the spin. She has started to spin at 120 rpm(12.57 rad/sec) and suddenly extends her hands with the bar bells straight out radially from her body. Her arms are 2.5 feet long, her lo=8 lb- ft?(before extension). How much did she increase her mass moment of inertia by after she extended her arms? Answer in Ibm-ft2
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