Question

Draw a ray diagram to show that the depth of a
vessel containing water when seen from above,
appears to be less than its real depth.​

Answer 1

hope this answer will help you.

Answer 2

Answer:

When there is no water in the vessel (a) when water is added in the vessel coin appear to be at B than actually, the coin is at A. Hence, the coin appears to be raised up in water. i.e. its height appears to be less than actual, it is.