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範例:電荷在磁場中的螺旋轉進運動[85日大]

將一質子及一α粒子,以相同速率及方向,分別射入相同之均勻磁場中。由於入射速度不與磁場方向垂直,因此質子及α粒子均做螺線形運動。設質子及α粒子所做的螺線運動之螺距(如圖所示)分別為d1d2d1/d2之值為何?[85日大]


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Posted in 歷屆物理考題, 運動電荷在磁場中的運動.

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