本题目来源于试卷: Physics Bowl by Topic 1: Unit, Prefix, Significant Figures, Estimation & History，类别为 美国物理杯赛(Physics Bowl)
[单选题]
15.36: Rain falls verticallzrbc 4 ef *//;/hhip,hf-tkc uy at 12.0 m/s w vrjgp75 ztc,(t5tfw6 ith respect to a stationary observer. A car is moving at an angle of 40° below the horizontal with respect to t 57pjrfvz6ttt( w5c,ghe observer. A passenger sitting in the car notes that the rain makes an angle of 29.0° with the vertical. What is the car's speed with respect to the observer?
A. 2.29 m/s
B. 5.93 m/s
C. 9.03 m/s
D. 11.8 m/s
E. 16.2 m/s
参考答案: B
本题详细解析:
暂无
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