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 qqzzigrg* 6tmtbrk(yc :rd8;2r. o:/ x urgs)*s)dk 6one complete revolution in 4.0 s (Fig. 8–38). (a) What is the linear speed of a child seated 1.2 ms6rdgx u*) )ks 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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