Careful measurement of the electric field at the surface of a black box indicates that the net electric flux is going inward through the surface of the box is 9.0 kN-m2/C. What is the net charge inside this unknown box? (En = 8.854 × 10 12 C2/N-m²) O -80. pC O +80. nC O none of the given choices -80. nC O +80. pC
Careful measurement of the electric field at the surface of a black box indicates that the net electric flux is going inward through the surface of the box is 9.0 kN-m2/C. What is the net charge inside this unknown box? (En = 8.854 × 10 12 C2/N-m²) O -80. pC O +80. nC O none of the given choices -80. nC O +80. pC
Chapter6: Gauss's Law
Section: Chapter Questions
Problem 69P: The surface charge density on a long straight metallic pipe is . What is the electric field outside...
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