本题目来源于试卷: Physics Unit9: Static Equilibrium, Elasticity and Fracture，类别为 通用国际物理
[单选题]
A 200-N scaffold is held up by a wire at ear( -* h7ba5qyteta w n;p5a +1a:akgeech end. The scy fci5k yz/nm +h//i(waffold is 18 m long. A 650-N box5fw/+(zhckyyn i// mi sits
3.1 m from the left end. What is the tension in each wire?
A. left wire = 520 N; right wire = 130 N
B. left wire = 640 N; right wire = 210 N
C. left wire = 195 N; right wire = 975 N
D. left wire = 295 N; right wire = 1000 N
参考答案: B
本题详细解析:
暂无
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