Infinite Line of Charge: at a Distance of 4

question 9

Multiple Choice

Infinite line of charge: At a distance of 4.3 cm from the center of a very long uniformly charged wire, the electric field has magnitude 2000 N/C and is directed toward the wire. What is the charge on a 1.0 cm length of wire near the center? (ε₀ = 8.85 × 10^-12 C²/N ∙ m²)

• A) - 0.048 nC
• B) - 0.052 nC
• C) - 0.044 nC
• D) - 0.056 nC

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