Question

who can air bubbles behaves in water? explain​

Answer 1

Answer:

Inside water, the air bubble behaves like a Concave lens. The concave lenses are known as diverging lenses as the rays diverge after falling on the concave lens. The concave lens diverges a straight light beam coming from the source to a diminished, upright, virtual image and forms both real and virtual images.

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Answer 2

Answer:

water is denser medium then air, so the rays of light goes away from the normal which can also be considered as divergent which is similar to diverging lens. it can be seen in figure below, so from this we can say that an air bubble inside the water behaves as a diverging or concave lens