Concept explainers
The critical angle for total internal reflection of a light ray when incident on a liquid to glass surface.
Answer to Problem 1OQ
Option (b).
Explanation of Solution
Write the expression for critical angle.
Here,
Given that the refractive index of carbon disulfide is
Conclusion:
Substitute
Since the critical angle of a light ray when incident on a liquid to glass surface is
The critical angle of a light ray when incident on a liquid to glass surface is
The critical angle of a light ray when incident on a liquid to glass surface is
The critical angle of a light ray when incident on a liquid to glass surface is
The critical angle of a light ray when incident on a liquid to glass surface is
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