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]
Increasing the mass M of f iti8art b+g,/-v jy1a mass-andfr +:ldt*rq-g3 ebec8-spring system causes what kind of change in the resonant frequency of the system? (Assume no change in the system's spring constdr3-ct f bge :elq*r+8ant k.)
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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