本题目来源于试卷: Motion of charged particle and Velocity selector and Mass spectrometer，类别为 美国物理杯赛(Physics Bowl)
[单选题]
14.24: For the bar magnet o2fry +bp t47:wmqcb7shown in the figure, which cho cw ,h3,es4snjice best describes the direction of the magnetic field neh swj,,3sc4 at the point P located directly above the center of the magnet?
A. Up the plane of the page
B. To the right
C. Down the plane of the page
D. To the left
E. Out of the plane of the page
参考答案: D
本题详细解析:
暂无
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