Physics Unit11: Vibrations and Waves (id: ffa6059b9)

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 piano string of linear mass density 0cvxf4u 7j5 u(:r44.r3m.xthldxkkx csn fe.; .0 ts0yn rlk1o(5050 kg/m is under a tension of 1350 N. What is the wave spe(t n5syo1rl0k ed?

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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