Question

The refractive indices of four media A, B, C and D are given in the following

Mohan is performing an experiment with four optical media, he traced the path

of light in different media A, B, C and D as below

If light travels from one medium to another, in which case will the change in

speed be

(i) Minimum?

a) B & C b) A & C c) A & D d) D & B​

Answer 1

Answer:

Refractive indices of four media A , B , C and D are given below :

Medium Refractive index

A 1.33

B 1.44

C 1.52

D 1.65

In which of these four media is the speed of light (i) maximum , and (ii) minimum ?

Answer 2

Answer:

i..D

ii..A

iii.D

iv..C

V...a