A girl of mass 35.2 kg stands on the rim of a frictionless merry-go-round of radius 0.949 m and rotational inertia 433 kg-m2 that is not moving She throws a rock of mass 790 g horizontally in a direction that is tangent to the outer edge of the merry-go-round. The speed of the rock, relative to the ground, is 8.37 m/s. Afterward, what are (a) the angular speed of the merry-go-round and (b) the linear speed of the girl? ja) Number i Units (b) Number Units

College Physics
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Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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A girl of mass 35.2 kg stands on the rim of a frictionless merry-go-round of radius 0.949 m and rotational inertia 433 kg-m2 that is
not moving. She throws a rock of mass 790 g horizontally in a direction that is tangent to the outer edge of the merry-go-round. The
speed of the rock, relative to the ground, is 8.37 m/s. Afterward, what are (a) the angular speed of the merry-go-round and (b) the
linear speed of the girl?
ja) Number
Units
įb) Number
Units
Transcribed Image Text:A girl of mass 35.2 kg stands on the rim of a frictionless merry-go-round of radius 0.949 m and rotational inertia 433 kg-m2 that is not moving. She throws a rock of mass 790 g horizontally in a direction that is tangent to the outer edge of the merry-go-round. The speed of the rock, relative to the ground, is 8.37 m/s. Afterward, what are (a) the angular speed of the merry-go-round and (b) the linear speed of the girl? ja) Number Units įb) Number Units
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