Physics, 07.06.2020 03:01, chrisswid

A 1.80 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0.310 rev/s. What is its angular velocity, in rev/s, after a 27.5 kg child gets onto it by grabbing its outer edge

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A 1.80 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular veloc...