Determine refractive index of a liquid medium whose critical angle is 30 degrees
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Answer:
Ray Optics
Explanation:
★ Critical angle ( C ) = 30°
» Sin C = 1 / refractive index ( μ )
» Sin 30° = 1 / μ
» 1 / 2 = 1 / μ
Refractive index ( μ ) = 2
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