本题目来源于试卷: Physics Unit9: Static Equilibrium, Elasticity and Fracture,类别为 国际高中通用物理
[单选题]
A person weighing 800 N stands with one foot on each of ew- rhm 6u-+ortwo by+-; i:axplvr y,,:t xlwl g/d ;nrz-lathroom scales. Which statement is drzr-,x ldt;y/wynl g:i,- p lxv :a+l;efinitely true?
A. Each scale will read 800 N.
B. Each scale will read 400 N.
C. If one scale reads 500 N, the other will read 300 N.
D. None of the above is definitely true.
参考答案: C
本题详细解析:
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