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]
16.24: A proton moves withwt64 .h h ic8s g;m3,yydq*pxp constant non-zero vy fp 6x9f26nilelocity in a region of space that has 6 pnf2fy6xli9 a uniform magnetic field directed into the plane of the page. The proton moves directly up the plane of the page. What is the direction of the electric field in this region of space? Ignore gravity
A. To the left
B. To the right
C. Down the plane of the page
D. Up the plane of the page
E. There is no electric field necessary
参考答案: B
本题详细解析:
暂无
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