A thin spherical glass shell in air is filled with an unknown liquid. A parallel light beam is incident on the shell, and it is observed that the light is brought to focus on the surface of the shell directly opposite. What is the reflective index of the liquid? The correct answer is 2, but I do not understand how to get this answer.

icon
Related questions
Question
A thin spherical glass shell in air is filled with an unknown
liquid. A parallel light beam is incident on the shell, and it
is observed that the light is brought to focus on the
surface of the shell directly opposite. What is the
reflective index of the liquid?
The correct answer is 2, but I do not understand how to
get this answer.
Transcribed Image Text:A thin spherical glass shell in air is filled with an unknown liquid. A parallel light beam is incident on the shell, and it is observed that the light is brought to focus on the surface of the shell directly opposite. What is the reflective index of the liquid? The correct answer is 2, but I do not understand how to get this answer.
Expert Solution
steps

Step by step

Solved in 3 steps with 5 images

Blurred answer