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The critical angle for total internal reflection at a medium-air boundaryGroup of answer choicesis independent of the wavelength of the light in the mediumis greater for a material with a smaller index
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The critical angle for total internal reflection at a medium-air boundaryGroup of answer choicesis independent of the wavelength of the light in the mediumis greater for a material with a smaller index of refractionmay be greater than 90onone of these

User LanceBaynes
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1 Answer

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is greater for a material with a smaller index of refraction

Step-by-step explanation:

Sin a = 1/n

Where:

a = critical angle

n= refractive index

n is inversely proportional to a

User Eshita Shukla
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