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What is the rotational kinetic energy of a 143.8 kg merry-go-round of radius 2.95 m while it is spinning at a rate of 3.9 rpm?

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What is the rotational kinetic energy of a 182.9 kg merry-go-round of radius 2.22 m while it is spinning at a rate of 4.8 rpm?

What is the rotational kinetic energy of a 152.3 kg merry-go-round of radius 2.01 m while it is spinning at a rate of 1.1 rpm?

What is the rotational kinetic energy of a 144.6 kg merry-go-round of radius 3 m while it is spinning at a rate of 1.1 rpm?

What is the rotational kinetic energy of a 100.1 kg merry-go-round of radius 2.67 m while it is spinning at a rate of 1.8 rpm?

What is the rotational kinetic energy of a 108.7 kg merry-go-round of radius 1.84 m while it is spinning at a rate of 3.7 rpm?