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Careful measurement of the electric field at the surface of a black box indicates that the net outward flux through the surface of the box is $8.0 \times 10^3 N m^2/C$. What is the net charge inside the box?

1 Answer

The net charge inside the box is 0.07 Mc
Hence A is the correct answer.
answered Jun 4, 2014 by meena.p