Coulomb's LawHardQuestion 31420
Question
Permittivity ε₀ has SI unit:
- AC/N·m²
- BC²/N·m²Correct
- CN·m²/C²
- DC²·m/N
Correct answer
C²/N·m²
Explanation
From F = q₁q₂/(4πε₀r²): ε₀ = q₁q₂/(4πFr²) → C²/(N·m²) = C²·N⁻¹·m⁻².
JEE Physics · Hard
Electrostatics: Coulomb's Law MCQ
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