Question

III. Answer any two questions.
9. Explain the correction and deafest of hy
permetropia.
10. Explain two activities for the formation of artificial rainbow?
N
N
020
From Diagram
i)
Relation between it.l, A and d.
Relation betweenranta and A.
11) Draw the i- d curve​

Answer 1

Answer:

10.artificial rainbow

Explanation:

1. angle of 42 degree

2. internally complete reflection

and refraction