本题目来源于试卷: Physics Unit20: Magnetism，类别为 国际高中通用物理
[单选题]
Four long parallel wires each carry 2.0 Aqmtg d/ u ;qq4qa0*1md in the same direction. They are 2z5qv,evv 8txparallel to the z-axis, and they pass through 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 v2t5, ex8vvzqwires?
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
| 
