本题目来源于试卷: Physics Unit12: Sound，类别为 国际高中通用物理
[单选题]
The corresponding viobkv(8 -)f kfrhs-r k+.5guymblin st5f y *yj1h-9 rfsyc2mkrings on two violins in an orchestra are found to produce a beat frequency of 2 Hz when a frequency of 660 Hz is played. What percentage change in the tension of one of the kc s-y2r m9yjff5y*1hstrings would bring them to the same frequency?
A. 0.2%
B. 0.4%
C. 0.6%
D. 0.8%
参考答案: C
本题详细解析:
暂无
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