Physics Unit6: Work and Energy (id: 62bfa2850)

本题目来源于试卷: Physics Unit6: Work and Energy，类别为 国际高中通用物理

[单选题]
A container of water is lifted vertically 3.0 m then/0 tws6tduw 4w re49kr3zuwl7o dturned to its original position. If the total weight is 30 N, how much work z3r7 9klwd4ouwas done?

A. $45 \; J$
B. $90 \; J$
C. $180 \; J$
D. No work was done.


参考答案:  D


本题详细解析: 暂无

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