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 is 1.0 mwx mg+)3)f. 6h 6dr , p0hjzhmthzvx8x on a side. Cc3 uel(ils;r bn;g4e -ni5hz,harges are placed at the corners of the square as follows: +4.0 mC at (0, 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,biz n3se4 i;cun-l5 e(;lghr 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:
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