Physics Unit26: Special Theory of Relativity (id: d6861565a)

本题目来源于试卷: Physics Unit26: Special Theory of Relativity，类别为 通用国际物理

[单选题]
A boat can travel 4.0 m/s n -9vd/i(qwdd-ttaxe *h )yz9 in still water. With what jg(6.8 nuvu(g(v t myospeed, relative to the shore, does iunjymgg6 v(v.u( t8( ot move in a river that is flowing at 1.0 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

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