Optics Ques 91
- What is the relation between the refractive indices $\mu _1$ and $\mu _2$ ? If the behaviour of light rays is as shown in the figure.
(1979)
Show Answer
Answer:
Correct Answer: 91.$(\mu_1 < \mu_2)$
Solution:
Formula:
Refraction at Spherical Thin Lens:
From the first figure it is clear that
$ \quad \mu=\mu _1 $
From the second figure it is clear that
$ \begin{aligned} & \mu < \mu_2 \\ \therefore \quad & \mu _1<\mu _2 \end{aligned} $
BETA
