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? ( E0 = 8.854 x 10-12 C2/N-m2) O none of the given choices O 80. nC O80. pC O +80. nC O +80. pC

College Physics
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ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
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Chapter15: Electric Forces And Electric Fields
Section15.8: The Van De Graaff Generator
Problem 15.8QQ: Suppose the electric field of Quick Quiz 15.7 is tilted 60 away from the positive z-direction....
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Question 25
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? (
E0 = 8.854 × 10-12 C²/N-m²)
O none of the given choices
O 80. nC
O -80. pC
O +80. nC
O +80. pC
Transcribed Image Text:Question 25 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? ( E0 = 8.854 × 10-12 C²/N-m²) O none of the given choices O 80. nC O -80. pC O +80. nC O +80. pC
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