本题目来源于试卷: stationary wave in tube，类别为 美国物理杯赛(Physics Bowl)
[单选题]
15.33: Two spherical mtga r *fxbpe,)qm ;/, spe 0hbq9+xac)lyh;sw s12 5dyrk+hg+ ssakers separated by 30.0 m each emit a constant frequency signal of 57.0 Hz in phase with each other. The speed of sound is 342 m/s. How many locations of complete destruc 052+h )yyq 91bhx s+s s dc+gsahkrwl;tive interference of the incoming signals are there on the line between the speakers?
A. 12
B. 11
C. 10
D. 9
E. 6
参考答案: C
本题详细解析:
暂无
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