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]
16.14: A scientist ob)fs; 2 s2 ;kd+lb94jurm dwvqftains an answerah7 zxjk1.)h, 9jgqdz that has units equivalent to those from computing the square root of the ratio oq7zj)1d .h9hxaz gkj, f the Universal Gravitational constant to Coulomb's constant. Which one of the following choices has these same units?
A. energy divided by time
B. length divided by time
C. mass divided by energy
D. electric field strength divided by magnetic field strength
E. charge divided by mass
参考答案: E
本题详细解析:
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