A merry-go-round is a common piece of playground equipment. A 3.0-m-diameter merry-go-round, which can be modeled as a disk with a mass of 260 kg, is spinning at 24 rpm. John runs tangent to the merry-go-round at 6.0 m/s, in the same direction that it is turning, and jumps onto the outer edge. John's mass is 30 kg. ▼ Part A What is the merry-go-round's angular velocity, in rpm, after John jumps on? Express your answer in revolutions per minute to two significant figures. IVD ΑΣΦ W = 1 ? rpm

College Physics
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Chapter1: Units, Trigonometry. And Vectors
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Item 8
A merry-go-round is a common piece of playground equipment. A
3.0-m-diameter merry-go-round, which can be modeled as a disk
with a mass of 260 kg, is spinning at 24 rpm. John runs tangent to
the merry-go-round at 6.0 m/s, in the same direction that it is
turning, and jumps onto the outer edge. John's mass is 30 kg.
Part A
What is the merry-go-round's angular velocity, in rpm, after John jumps on?
Express your answer in revolutions per minute to two significant figures.
Π ΑΣΦ
W =
?
rpm
Transcribed Image Text:Item 8 A merry-go-round is a common piece of playground equipment. A 3.0-m-diameter merry-go-round, which can be modeled as a disk with a mass of 260 kg, is spinning at 24 rpm. John runs tangent to the merry-go-round at 6.0 m/s, in the same direction that it is turning, and jumps onto the outer edge. John's mass is 30 kg. Part A What is the merry-go-round's angular velocity, in rpm, after John jumps on? Express your answer in revolutions per minute to two significant figures. Π ΑΣΦ W = ? rpm
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