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 intensity of a wavi7h/gv(fk a:h jkh 3r8e i2 w3hdy(g yc5ds
A. proportional to both the amplitude squared and the frequency squared
B. proportional to the amplitude squared and inversely proportional to the frequency squared.
C. inversely proportional to the amplitude squared and proportional to the frequency squared.
D. inversely proportional to both the amplitude squared and the frequency squared.
参考答案: A
本题详细解析:
暂无
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