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Question #78031
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Question
What is the value of the constant 1/(4πε₀) used in Example 2.1?
A. 8.85 × 10⁻¹² C²/Nm²
B. 6.67 × 10⁻¹¹ Nm²/kg²
C. 9 × 10⁹ Nm²/C²
D. 3 × 10⁸ m/s
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