AAI ATC Junior Executive 25 Mar 2021 Shift 2 Paper

Question : 103 of 120

Marks: +1, -0

Which of the following pair is INCORRECT for some transparent media with respect to air? (may consider the most approximate value)

Substance medium: water,
Refractive index: 1.33,
Critical angle: 48.75.
Substance medium: crown glass,
Refractive index: 1.12,
Critical angle: 29.14.
Substance medium: dense flint glass,
Refractive index: 1.62,
Critical angle: 37.31.
Substance medium: diamond,
Refractive index: 2.42,
Critical angle: 24.41.

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