本题目来源于试卷: Physics Unit20: Magnetism，类别为 通用国际物理
[单选题]
Four long parallel wires each carry 2.0 A in the same direction po9 ji80pyy;jaz1f-c . They c9mwonq-sf9zph ju(0i:t9( lvhcayd(h)( 3z are parallel to the z-axis, and they pass througocq(j09(tvhfm9 a9h(uz c3 pi -swynzlh (d) :h the corners of a square of side 4.0 cm positioned in the x-y plane. What magnetic field does one of the wires experience due to the other wires?
A. $1.2 \times 10^{-6} \; T$
B. $2.1 \times 10^{-6} \; T$
C. $1.2 \times 10^{-5} \; T$
D. $2.1 \times 10^{-5} \; T$
参考答案: D
本题详细解析:
暂无
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