The Special Theory of Relativity (id: 6c2de034f)

本题目来源于试卷: The Special Theory of Relativity，类别为 IB物理学

[填空题]
At what speed $v$ do the relativistic formulas for (a) length and (b) time intervals differ from classical values by 1.00%? (This is a reasonable way to estimate when to do relativistic calculations rather than classical.) v =    c

参考答案: 0.141±2%


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