A playground merry-go-round with a mass of 115 kg and a radius of 2.1 m is rotating with an angular frequency of 0.42 rev/s. Randomized Variablesm1 = 115 kg m2 = 17 kg ωi = 0.42 rev/s r = 2.1 m    What is the magnitude of its angular velocity, in radians per second, after a 17 kg child gets onto it by grabbing its outer edge? The child is initially at rest.

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