What is the angular velocity of the merry-go-round

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A playground merry-go-round has a radius of 3.0 m and a rotational inertia of 603 kg. m2. It is initially spinning at 0.80 rad/s when a 20-kg child crawls from the center to the rim. When the child reaches the rim, What is the angular velocity of the merry-go-round?

Reference no: EM13971002

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