打字猴:1.700989868e+09
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1700989873 相对论中,仅当a′=0时,才有a=0=a′.在a″≠0时,加速度变换有三个特征:
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1700989875 (1)一般情况下a≠a′,
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1700989877 (2)加速度分量间存在交叉变换关系,
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1700989879 (3)质点加速度的变换与质点的速度有关,
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1700989881 这些特征完全不同于经典理论.
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1700989883 例15 试导出x方向加速度的下述变换式:
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1700989889 其中第一个变换式与ux有关,第二个变换式与有关.
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1700989891 解 由
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1700989905 由关系式导得
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1700989910 代入上式,得
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