本题目来源于试卷: Physics Unit20: Magnetism，类别为 通用国际物理
[单选题]
Two long parallel wiresufkidy6;cpoab7zo)e)hj glc(x5df 11t:0q 0: i-1b( xphqsk placed side-by-side on a horizontal table carry identical size currents in opposite directions. The wire on your right carries current toward you, and the wire on your left carries current away from you. From your point of view, the magnetic field at the point exactly midway between the tw(1:bspkq ih- xo wires
A. points up.
B. points down.
C. points toward you.
D. is zero.
参考答案: B
本题详细解析:
暂无
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