本题目来源于试卷: Physics Unit16: Electric Charge and Electric Field，类别为 通用国际物理
[单选题]
Three 3.0 mC charges are at tv9e:(ib8lo 3wqs hz1v5srb;d8yi,gca(8rohlrr3 //5m gsji .t4vcyhe three corners of a square of side 0.50 m. The last corner r/o(gmal yt5jr3. hicvr8 4/ sis occupied by a -3.0 mC charge. Find the electric field at the center of the square.
A. $2.2 \times 10^{5} \; N/C$
B. $4.3 \times 10^{5} \; N/C$
C. $6.1 \times 10^{5} \; N/C$
D. $9.3 \times 10^{5} \; N/C$
参考答案: B
本题详细解析:
暂无
| 
