SI unit of permittivity is

Options

(a) C²m²N²
(b) C²m⁻²N⁻¹
(c) C²m²N⁻¹
(d) C⁻¹m²N²

Correct Answer:

C²m⁻²N⁻¹

Explanation:

Coloumb force is F = (1/4πε₀) (q₁q₂/r²) Substituting the units of all, we get N = (1/ε₀) (C²/m²) Therefore, Primitivity is ε₀ = C² m⁻² N⁻¹