gc textbook chapter 7 Linear Momentum (id: 5c035fd11)

本题目来源于试卷: gc textbook chapter 7 Linear Momentum，类别为 通用国际物理

[填空题]
An atomic nucleus at rest decays r z1hn0*61bfuh e*k+n/ duhqg 5ynp v9cadioactively into an alpha particle and a smaupo s,nf9gq4*ller nucleus. What will be the speed of this recoiling nucleus ifgsqf4,9*ponu the speed of the alpha particle is $3.8\times {10}^5$m/s Assume the recoiling nucleus has a mass 57 times greater than that of the alpha particle.    m/s

参考答案: 6700±2%


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