本题目来源于试卷: Physics Unit20: Magnetism，类别为 通用国际物理
[单选题]
A current carrying l(;vnxrf 2e;pvgj2 jc x/)0yhzoopfnh./s-s q mes.gn5,5qje.c d)n9ff b of wire lies flat on a table top. When viewed from above, the current mqnj) s. eeh ,s.f9 -mcd.fn5qn5bsg /foves around the loop in a counterclockwise sense. What is the direction of the magnetic field caused by this current, outside the loop? The magnetic field
A. circles the loop in a clockwise direction.
B. circles the loop in a counterclockwise direction.
C. points straight up.
D. points straight down.
参考答案: D
本题详细解析:
暂无
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