Question

An air bubble in a glass sphere (u = 1.5) is situated
at a distance 3 cm from a convex surface of diameter
10 cm. At what distance from the surface will the
bubble appear?
(a) 2.5 cm (b) -2.5 cm (c) 5 cm (d) -5 cm​

Answer 1

Answer:

the given question answer is as follows:

the air bubble in glass sphere is, bubble appear in the answer ,( C ) = 5 cm