11. A point charge Q is placed at one corner of a Gaussian surface in the form of a cube of side L. What is the total "electric flux"- through this Gaussian surface in terms of Qlε o?
(A) 0；
(B) 1/8；
(C) 3/4；
(D) 5/6；
(E) None.

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統計： A(1), B(3), C(3), D(0), E(0) #2735474