Physics Unit26: Special Theory of Relativity (id: ba60a0532)

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本题目来源于试卷: Physics Unit26: Special Theory of Relativity，类别为 Generic Physics

[单选题]
A boat can travel 4.0 w5 qxd/g bv.++9dxhgbm/s in still wanpyd9,rlm ; )nwd(cl0 ter. With what speed, relative to the shore, does it move in a river that is flowing at 1.0, p0ld)r w(; cndmn9yl m/s if the boat is heading downstream?

A. 3.0 m/s
B. 4.1 m/s
C. 4.8 m/s
D. 5.0 m/s


参考答案:  D


本题详细解析: 暂无