本题目来源于试卷: Physics Bowl by Topic 1: Unit, Prefix, Significant Figures, Estimation & History,类别为 美国物理杯赛(Physics Bowl)
[单选题]
04.02: The SI unit of force is named thd.q .vu- ugodh 6lyo+jkj-zh:k8eo xm1;w(j-e newton in honor of Sir Isaac Newton's c d(hxk6 ; o1euo8.hoky-j:q-+wvluzj -.jd gmonbfm,vhkyex; 2 ..vf/,c /e9i tms8eontributions to physimhn.;,t,if9e o/fyx/b ckvve. sem28 cs. Which of the following combination of units is the equivalent of a newton?
A. $Kg$
B. $ \frac{Kg\,m}{s} $
C. $ \frac{Kg\,m^2}{s} $
D. $ \frac{Kg\,m}{s^2} $
E. $ \frac{Kg\,m^2}{s^2} $
参考答案: D
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