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 upr7ac ef2,4zttra 6 8zee3phv4 by a wir*i hn/r2m0 9dwush4cze at each end. The scaffold is 18 m long. A 650-N h/i*z mw0 s dr24uh9ncbox 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
| 
