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已知一粒子的动能等于其静止能量的n倍,则粒子的速率为（）。

A、c/(n+1)√n(n+3)

B、c/(n+1)√n(n+2)

C、c/(n+1)√n(n-1)

D、c^2/(n+1)√n(n-1)

时间：2021-09-06 21:06 关键词：超星华北科技学院环境工程专升本大学物理

答案解析

B

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