Which of the following ray diagrams is correct for the ray of light incident on a lens shown in Fig. 10.7?
(a) Fig. A.
(b) Fig. B.
(c) Fig. C.
(d) Fig. D.
Answer
The figure given is that of a convex lens .
According to rules of drawing ray diagram
- For a lens, a ray of light passing through the focus of a convex lens
- becomes parallel to the principal axis on the other side.
So, the correct answer is (a)