本题目来源于试卷: Physics Unit11: Vibrations and Waves，类别为 通用国际物理
[单选题]
Doubling only the mass of a vibrating mass-and-spring systej2axsg48 o .l0u pzq6sm produces wha 14+0 .5oxhx ehx vldtwe:dac+t effect on the system's mechand +c0:h+x1al.oe45xh w dvxteical energy?
A. increases the energy by a factor of two
B. increases the energy by a factor of three
C. increases the energy by a factor of four
D. produces no change
参考答案: D
本题详细解析:
暂无
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