gc textbook chapter 11 Vibrations and Waves (id: ac656c02b)

本题目来源于试卷: gc textbook chapter 11 Vibrations and Waves，类别为 通用国际物理

[填空题]
Two solid rods have the same elastic mod4+edaf;l *,q kz fo;wh:(tpsc ulus, butqb r( 6bl:nrjjmqd :2v,9 /hqe :fifo0 one is twice as dense as the other. In whi :eor,rjb69q2 vjn(/0 fb:l:qf ihmd qch rod will the speed of longitudinal waves be greater, and by what factor?   

参考答案: 1.41±2%


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