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A 240-kg merry-go-round in the shape of a uniform, solid, horizontal disk of radius 1.50 m is set in motion by wrapping a rope about the rim of the disk and pulling on the rope. What constant force would have to be exerted on the rope to bring the merry-go-round from rest to an angular speed of 0.600 rev/s in 2.00 s? (State the magnitude of the force.)

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A 240-kg merry-go-round in the shape of a uniform, solid, horizontal disk of radius-example-1
A 240-kg merry-go-round in the shape of a uniform, solid, horizontal disk of radius-example-2
User Ahmed Khalaf
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