Physics Unit3: Kiematics Motion in Two Dimension & Vectors (id: 4e47eb552)

本题目来源于试卷: Physics Unit3: Kiematics Motion in Two Dimension & Vectors，类别为 通用国际物理

[单选题]
Your motorboat can move at 30 km/h in still water. H/0e81 lqsnsr*v0kyk d ow muf17t1: 3 d*bvlgofwq zch time will it take you to move 12 km downstream,3of1 bd: t*7zfg vwql1 in a river flowing at 6.0 km/h?

A. $20 \; min$
B. $22 \; min$
C. $24 \; min$
D. $30 \; min$


参考答案:  A


本题详细解析: 暂无

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