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]
Consider a square which is1/19 /dv)fntdfnmsx bj3 1doo 1.0 mjqn 9 ,i0ofbx+x,zziw( +dv)a on a side. Charges are placed at the corners of the square as follows: +4.0 mC at (0,abwf(i , ++9,vzj)nix0dx q zo 0); +4.0 mC at (1, 1); +3.0 mC at (1, 0); -3.0 mC at (0, 1). What is the magnitude of the electric field at the square's center?
A. $1.1 \times 10^{5} \; N/C$
B. $1.3 \times 10^{5} \; N/C$
C. $1.5 \times 10^{5} \; N/C$
D. $1.7 \times 10^{5} \; N/C$
参考答案: A
本题详细解析:
暂无
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