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Questions  

If ε0 and μ0 represent the permittivity and permeability of vacuum and ε and μ represent the permittivity and permeability of medium, the refractive index of the medium is given by

a
ε0μ0εμ
b
εμε0μ0
c
εμ0ε0
d
μ0ε0ε

detailed solution

Correct option is B

μ=cv=1μ0ε0×με1=μεμ0ε0

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