本题目来源于试卷: Physics Unit20: Magnetism，类别为 通用国际物理
[单选题]
In a mass spectrometer a par5meqd v-o+90gb jm m:xtiz/9 oj1fg o6qocle of mass m and charge q is accelerated through a potential difference V and allowed to enter a magnetic field B, where it is deflected in a fzjgo9q1oo / 6semi-circular path of radius R. The magnetic field is uniform and oriented perpendicular to the velocity of the particle. Derive an expression for the mass of the particle in terms of B, q, V, and R.
A. $qB^2R^2/V$
B. $qB^2R^2/(2V)$
C. $q^2B^2R^2/V$
D. $q^2B^2R^2/(2V)$
参考答案: B
本题详细解析:
暂无
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