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]
The mass of a mass-and-e:xm*cx 8+i ibspring system is displac 38(/y bysw ,eomisrr9j:psvt4;(vdyed 10 cm from its equilibrium position and released. A frequency of 4.0 Hz is observed. What frequency would be observed if the mass had been displaced only 5.0 j3 yvso:ide9m;b sy/8w4r syrptv(( ,cm and then released?
A. $2.0 \; Hz$
B. $4.0 \; Hz$
C. $8.0 \; Hz$
D. none of the above
参考答案: B
本题详细解析:
暂无
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