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 mass M of +42gvmy , k g;7 dv/gg9lacdgba mass-and-spring system causes what kind/zttp*.z zz6 df i7v.ralx;wn3,mk9o of change in the resonant frequency of the system? (Assume no change in the system's spring constant k.na3;k,/ttlrf9iwo vxz.z7zpz* . 6d 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: B
本题详细解析:
暂无
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