What Is the Magnitude of the Electric Field 2

question 52

Multiple Choice

What is the magnitude of the electric field 2.8 cm from a tiny object that carries an excess charge of -16 nC? (k = 1/4πε₀ = 9.0 × 10⁹ N ∙ m²/C²)

• A)180,000 N/C
• B)5100 N/C
• C)1.8 × 10¹⁴ N/C
• D)-180,000 N/C
• E)-5100 N/C

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