The capacitance of a parallel plate capacitor with air as medium is $6 μ F$ . With the introduction of a dielectric medium, the capacitance becomes $30 μ F$ . The permittivity of the medium is:
$(ε_{0} = 8.85 \times 10^{- 12} C^{2} N^{- 1} m^{- 2})$ NEET 2020 (Phase 1)

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C m = ∈ r C 0 ∈ r = 30 6 = 5 ∈ = ∈ 0 . ∈ r = 8 . 85 × 10 − 12 × 5 ∈ = 0 . 44 × 10 − 10

Physics - Capacitor Question with Solution | TestHub

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