Mary is whirling around on a merry-go-round at the playground that her friend Caitlin is gradually spinning faster and faster. (a) Determine the maximum speed Mary can go, if the coefficient of static friction between her shoes and the floor is 0.450. Assume that Mary is not hanging on, but is simply balancing on her feet at a distance of 4.50 m from the center of the merry-go-round. Use g = 10 m/s?. m/s. (b) Which, if any, of the following would help Mary stay on the merry-go-round without sliding? (Select all that apply.) O moving a little closer to the center of the merry-go-round O moving a little closer to the outer edge of the merry-go-round O wearing a heavy backpack that increases her mass

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
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Chapter1: Units, Trigonometry. And Vectors
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Mary is whirling around on a merry-go-round at the playground that her friend Caitlin is gradually spinning faster and faster.
(a) Determine the maximum speed Mary can go, if the coefficient of static friction between her shoes and the floor is 0.450. Assume that Mary is not hanging on, but is simply balancing on her
feet at a distance of 4.50 m from the center of the merry-go-round. Use g = 10 m/s2.
m/s.
(b) Which, if any, of the following would help Mary stay on the merry-go-round without sliding? (Select all that apply.)
O moving a little closer to the center of the merry-go-round
O moving a little closer to the outer edge of the merry-go-round
O wearing a heavy backpack that increases her mass
Transcribed Image Text:Mary is whirling around on a merry-go-round at the playground that her friend Caitlin is gradually spinning faster and faster. (a) Determine the maximum speed Mary can go, if the coefficient of static friction between her shoes and the floor is 0.450. Assume that Mary is not hanging on, but is simply balancing on her feet at a distance of 4.50 m from the center of the merry-go-round. Use g = 10 m/s2. m/s. (b) Which, if any, of the following would help Mary stay on the merry-go-round without sliding? (Select all that apply.) O moving a little closer to the center of the merry-go-round O moving a little closer to the outer edge of the merry-go-round O wearing a heavy backpack that increases her mass
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