本题目来源于试卷: Physics Unit11: Vibrations and Waves，类别为 国际高中通用物理
[单选题]
Increasing the spring -nfcrfly rm,4rs 1acb129nn7constan8 fr ztv/vvdqu*h0y(x l2k* s0t k of a mass-and-spring system causes what kind of change in the resonant frequency of the system? (Assume no change in the0q80* v xr2vukz/tdfl y sh*v( system's mass m.)
A. The frequency increases.
B. The frequency decreases.
C. There is no change in the frequency.
D. The frequency increases if the ratio k/m is greater than or equal to 1 and decreases if the ratio k/m is less than 1.
参考答案: A
本题详细解析:
暂无
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