There is small air bubble inside a glass sphere `(mu=1.5)` of radius 10 cm. The bubb
Channel: Doubtnut
Date: 2020-06-28

There is small air bubble inside a glass sphere `(mu=1.5)` of radius 10 cm. The bubble is 4.0 cm below the surface and is viewed normally from the outside figure. Find the apparent depth of the bubble