本题目来源于试卷: Circular Motion，类别为 美国物理杯赛(Physics Bowl)
[单选题]
15.23: A car moves with constant speed around a horseshoe-s -jw mihm;.j;wy w*.2 2sqsqhthaped path as s *l9lx;* cdq5m p7a1- s k.hii7kgyldjhown with the arrows in the figure. Which one of the following choices best describes the direction of the ave 1lxp; kalk 57.9h-dci ldmqs y*7*igjrage acceleration of the car in traveling from Wto X?
 
A.
B.
C.
D.
E.
参考答案: A
本题详细解析:
暂无
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