Question

For which of the following pairs the critical angle is smallest; 1. Water to air (2. Glass to water 3. Glass to air 4 glass to glass

Answer 1

Answer:

here is your answer

Explanation:

water to air

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Answer 2

Answer:

Glass to air is the correct option in aspect of the given scenario

Explanation:

The reactive index of each of the given substances are mentioned below:

Water:1.3

Air:1

Glass:1.5

The critical angel is very low and minimum when the light goes through the glass to outside like air. Light travels very fast in it.

So, the correct option is Glass to air

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