gc textbook chapter 12 Sound (id: 24398d5d8)

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]
A plane is traveling at Mw8emr 9g( ahbs-0ztd8pz a4(qach 2.0. Anjswx;; fayd4lfb9s7hi2.iw . observer on the ground hears the sonic boom 1.5 min after the plane passes directly overhead. What is the plane’s altitude?;ib9;47 f sd2fsi.whwyjx l a.    $ \times10^{4 }$ m

参考答案: 3.6±2%


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