Physics Unit11: Vibrations and Waves (id: ffa6059b9)

本题目来源于试卷: Physics Unit11: Vibrations and Waves，类别为 国际高中通用物理

[单选题]
A piano string of linf7.eh:7;dykma ecm5 t ear mass av(8i p::y +qf9 ytnjahthc +km541akdensity 0.0050 kg/m is under a tension of 1350 N. Wciq4(a mpa+v5tah kj9ny: +k8 :1thf yhat is the wave speed?

A. 130 m/s
B. 260 m/s
C. 520 m/s
D. 1040 m/s


参考答案:  C


本题详细解析: 暂无

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