Optics: JEE Main 2020 Physics question

JEE Main 2020 · 8 Jan, Morning shift · Q7102

JEE Main 20208 Jan, Morning shiftPhysicsEasyOptics190× since 2002

The critical angle of a medium for a specific wavelength, if the medium has relative permittivity 3 and relative permeability

{4 \over 3}

for this wavelength, will be :

JEE Main 2020 · 8 Jan, Morning shift · Q7102

JEE Main 20208 Jan, Morning shiftPhysicsEasyOptics190× since 2002

The critical angle of a medium for a specific wavelength, if the medium has relative permittivity 3 and relative permeability

{4 \over 3}

for this wavelength, will be :

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