Question

Choose the correct alternatives 5

i. If a ray of light passes from a denser medium to a rarer medium in a straight line, the

angle of incidence must be _______.

a. 0

0 b. 30

0 c. 60

0 d. 90

0​

Answer 1

Answer:

90 is your answer.......

Answer 2

Answer:

option (a)

Explanation:

hope it will help u