[題目] 有關何時要考慮相對論效應
[領域]
近代物理
[來源]
課本習題
[題目]
An electron of kinetic enery 45keV moves in a circular orbit perpendicular
to a magnetic field of 0.325T . Compute the radius of the orbit
[瓶頸]
請問像這種類型的題目要利用相對論效應還是用古典的方法呢?
判斷的方法是什麼...?
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