Dimension of Permittivity is :

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Target Exam

CUET

Subject

Physics

Chapter

Electric Charges and Fields

Question:

Dimension of Permittivity is :

Options:

[ML^-2T²A³]

[M^-1L^-3T⁴A^-2]

[M⁰L⁰T⁰A⁰]

[M^-1L^-3T⁴A²]

Correct Answer:

[M^-1L^-3T⁴A²]

Explanation:

$ F = \frac{1}{4\pi\epsilon_0} \frac{q^2}{r^2}$

Dimension of $\Rightarrow [\epsilon_0] = \frac{q^2}{4\pi Fr^2} = [M^{-1}L^{-3}T^4A^2]$