Question #640a9
1 Answer
Nov 4, 2017
A light ray will bend towards the normal on entering a denser medium.
Explanation:
If you remember it is like throwing a stone into water, you’ll get it right. On entering water the stone slows down, so it bends towards the normal (a line drawn at
On leaving the denser medium it bends in the opposite direction.
The only trick is to remember always measure angles relative to the normal.
