Charges of ±1.6 × 10⁻¹⁹ C are separated by 1.0 × 10⁻¹⁰ m. What is the dipole moment (1 D = 3.34 × 10⁻³⁰ C m)?
Correct answer D. 4.8 D
Explanation
μ = q × d = 1.6 × 10⁻¹⁹ × 1.0 × 10⁻¹⁰ = 1.6 × 10⁻²⁹ C m, and dividing by 3.34 × 10⁻³⁰ gives about 4.8 D.
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