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A park has a round merry-go-round (carousel for children) with a mass of 100 kg and a diameter of 2.0 m. The carousel rotates

A park has a round merry-go-round (carousel for children) with a mass of 100 kg and a diameter of 2.0 m. The carousel rotates at 0.5 rps when a 30 kg rider jumps onto its edge. a) How fast does the carousel spin after that? b) Is this "rotational collision" elastic?

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Solution a The angular velocity of the carousel before the rider jumps on is 05 rps which means it t... blur-text-image

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