Question

07: A RAY OF LIGHT PASSES FROM A MEDIUM X TO
ANOTHER MEDIUM Y. NO REFRACTION OF LIGHT
OCCURS, IF THE RAY OF LIGHT HITS THE BOUNDRY OF
MEDIUM Y AT ANGLE OF:
A: 1200
B: 900
C: 450
D:00​

Answer 1

Answer:

hey mate✌☺❤

Explanation:

If no refraction occurs then angle would be surely zero

Hope It Helps❤☺✌

Answer 2

Answer:

90 ° is right answer...