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 通用国际物理

[单选题]
A person of weight 480 N stands on a j mzb5gksvq+56 bjx:5scale in an elevator. What w01a*edk a abt/4/rkdaill the scale be readinrae41/aa0 dtbakk/d* g when the elevator 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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