Calculate the new angular speed of the merry-go-round

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Reference no: EM13499309

A playground merry-go-round of radiusR=2.00m has a moment of inertiaI=255kg·m2and is rotating at9.0rev/min about a frictionless vertical axle. Facing the axle, a23.0kg child hops onto the merry-go-round and manages to sit down on its edge. What is the new angular speed of the merry-go-round?

rev/min

Reference no: EM13499309

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