本题目来源于试卷: Stationary wave on string，类别为 美国物理杯赛(Physics Bowl)
[单选题]
06.29: Two separate strings hoyk fzij24g3v(n9 flk:,bk 3of the same zek(xc5 p,f i2thickness are stretched so that they experience the same tension. String B is twice as dense as String A. String A, of length L, is vibrated at the fundamental frequency. How long is Strinfx, c p(ezki52g B if it has the same fundamental frequency as String A?
A. $\frac{L}{2}$
B. $\frac{L}{\sqrt{2}}$
C. is L
D. $\sqrt{2}L$
E. 2L
参考答案: B
本题详细解析:
暂无
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