Physics Unit4: Force Dynamics & Newton's Laws (id: d83c7ee73)

本题目来源于试卷: Physics Unit4: Force Dynamics & Newton's Laws，类别为 国际高中通用物理

[单选题]
A person of weight 480 N stands on a scaltbz)1 0k 9ces 5vusp;me in an edf+fj* gv..l uh90r pzlevator. What will the scale be reading when the elez*.j df0+gr.u fpvh9lvator is accelerating downward at $4.00 \; m/s^2$?

A. $196 \; N$
B. $284 \; N$
C. $676 \; N$
D. $480 \; N$


参考答案:  B


本题详细解析: 暂无

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