gc textbook chapter 8 Rotational Motion (id: d3c549ceb)

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本题目来源于试卷: gc textbook chapter 8 Rotational Motion，类别为 unclassified

[填空题]
A rotating merry-go-round makes one complete rewpf edpm5zxg*3gb9i tbb7;4 e6 a*4wovolution in :wc+kgm3 r0lk 4.0 s (Fig. 8–38). (a) What is the linea+lk0:3ckrw gmr speed of a child seated 1.2 m from the center?    $m/s$
(b) What is her acceleration (give components)?    $m/s^2$  ----待选择----towardsaways  the center

参考答案:
空格1: 1.9±2%  空格2: 3±2%  空格3: towards 


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