Wave Basic Concepts (id: 9e1d98206)

本题目来源于试卷: Wave Basic Concepts，类别为 美国物理杯赛(Physics Bowl)

[单选题]
98.02: An observer he *dnc q,x7o2ozars a sound with frequency 400 Hz. Its waveleqmo z fgllu8(o/c/ppx8 c.6* lngth is approxx(qpl8o lg./c6 8lfoc/muz*pimately

A. 0.85 m
B. 1.2 m
C. 2.75 m
D. 13.6 m
E. 44 m


参考答案:  A


本题详细解析: 暂无

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