本题目来源于试卷: Physics Unit20: Magnetism，类别为 通用国际物理
[单选题]
A charged particle is observed traveling in a circula o rtoa6w5ul45ys ds:5oo:f1m r path in ag6i aich 4crkp2x9(8 vls,(fz uniform magnetic field. If the particle had been traveling 4l6,c8(h v(2czriisa fg 9pkxtwice as fast, the radius of the circular path would be
A. twice the original radius.
B. four times the original radius.
C. one-half the original radius.
D. one-fourth the original radius.
参考答案: A
本题详细解析:
暂无
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