本题目来源于试卷: Typical Forces，类别为 美国物理杯赛(Physics Bowl)
[单选题]
16.05: In the figure shown, the mass m = 6.0 k。and mnyjb 2jxv268s7h j *c the mass M = / -vrgzk* xu2+3 uswc xc8o36j-nfm gd 14.0 k。are stationary. The mass M rests on the floor. Which one of 6gv 3s2crd*x+j m8 x3uk/gz-n uwocf- the following choices represents the tension in the string connecting the masses?
A. 40N
B. 60N
C. 80N
D. 140N
E. 200N
参考答案: B
本题详细解析:
暂无
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