gc textbook chapter 12 Sound (id: 665c5a87c)

本题目来源于试卷: gc textbook chapter 12 Sound，类别为 通用国际物理

[填空题]
An organ is in tune at 2e5m9bcjzwlp.r sb1 /5;0an w ij *gvn00iaff ,et (zl)nlhj18 ),wz :p a1vri-x $^{\circ} $ C. By what percent will the frequency be off at 5.0 $^{\circ} $ C?    %

参考答案: -2.6±2%


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