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A 43.1 kg child is sitting in the middle of a 168.7 kg merry-go-round of radius 2.03 m while it is spinning at a rate of 1 rpm. If the child moves out to the edge, how fast will it be spinning? (Hint: use conservation of angular momentum)
rpm
A 30.3 kg child is sitting in the middle of a 197.2 kg merry-go-round of radius 2.91 m while it is spinning at a rate of 4.9 rpm. If the child moves out to the edge, how fast will it be spinning? (Hint: use conservation of angular momentum)
A 24.4 kg child is sitting in the middle of a 188.6 kg merry-go-round of radius 2.92 m while it is spinning at a rate of 4 rpm. If the child moves out to the edge, how fast will it be spinning? (Hint: use conservation of angular momentum)
A 20 kg child is sitting in the middle of a 143.7 kg merry-go-round of radius 2.42 m while it is spinning at a rate of 4.1 rpm. If the child moves out to the edge, how fast will it be spinning? (Hint: use conservation of angular momentum)
A 36.7 kg child is sitting in the middle of a 152.6 kg merry-go-round of radius 2 m while it is spinning at a rate of 1.4 rpm. If the child moves out to the edge, how fast will it be spinning? (Hint: use conservation of angular momentum)
A 40.6 kg child is sitting in the middle of a 182.2 kg merry-go-round of radius 2.76 m while it is spinning at a rate of 3.8 rpm. If the child moves out to the edge, how fast will it be spinning? (Hint: use conservation of angular momentum)
