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13 June, 06:08

A rotating merry-go-round makes one complete revolution in 4.0s a) what is the linear speed of a child seated 1.2 meters from the center? b) what is her acceleration (give components)

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  1. 13 June, 08:49
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    a) The linear speed of a child seated 1.2 meters from the center would be

    2*Pi/4 = 1.57

    =1.57x1.2

    =2.96 m/s

    b) Her acceleration would be

    (2.96^2m/s/1.2m)

    = 7.30m/s^s
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