Under what conditions does a convex lens placed inside a transparent medium become invisible?

0 ⤊

This question was asked in the physics quarterly examination (Class X) of a CBSE school in India.

When the refractive index of the lens material matches the refractive index of the transparent medium

2007-10-05 04:33:11 · answer #1 · answered by dogsafire 7 · 0⤊ 0⤋

i aggree
with above answer

2007-10-09 04:27:00 · answer #2 · answered by sunil 2 · 0⤊ 0⤋