If refractive index is 2 then what is critical angle

1.	If refractive index is 2 then what is critical angle
Answer» ll's Law:u(MEDIUM) * SIN i = u(air) * sin rWhere u is refractive indexu(air)= 1At critical angle: r = 90°Critical angle = ARCSIN(1/2) = 30°Hope this HELPS..Mark brainliest❤

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If refractive index is 2 then what is critical angle

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