Question

explain rarer and denser ina simple language...
copy paste from Gogle will be reported...​

Answer 1

Answer:

@ A medium in which speed of light is more is known as optically rarer medium.

@ A medium in which speed of light is less is said to be optically denser medium

Answer 2

Answer:

it is a simple concept

Explanation:

rarer is medium whose density is less and when light comes from denser medium it bends away from normal.

denser is medium whose density is high and when light comes from rarer medium it bends towards the normal.

both terms are related to each other

hope it helps you