本题目来源于试卷: Circular Motion，类别为 美国物理杯赛(Physics Bowl)
[单选题]
05.31: A child is belted -esq0:iq)m rwinto a Ferris Wheel seat that rotates c e. a8rf fiik05ounterclockwise at constant speed at an amusement p .fkii05r 8eaf ark. At the location shown, which direction best represents the total force exerted on the child by the seat and belt?
 
A.
B.
C.
D.
E.
参考答案: D
本题详细解析:
暂无
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