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]
A wave moves on a string with w 1lbvyqk+q1 y tl.39iuavelength l and frequency f. Amvdnr2e s- bku5 8.c3/mbp+zb second wave on the same string has wavelength 2l and travels with the same velocity. What is the frequency of the secoz .b3e m2b+u-bnv5pk8c /sdm rnd wave?
A. $0.5 \; f$
B. $f$
C. $2 \; f$
D. It cannot be determined from the information given.
参考答案: A
本题详细解析:
暂无
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