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 l1np coy0: .j.x8tefsjv); n aioop of wire lies flat on a dh4 tlix0v690 dn0:waw*1aclshaa x 9table top. When viewed from above, the current moves around the loop in a counterclockwise sense. What is the directxlh sa 099v46*0ix a w:c dhnat1w0aldion 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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