Question

b) Observe the data in the following table


Material Refractive index

Ice 1.31

Water 1.33

Benzene 1.5

Carbondisulphide 1.63


Depending on the above values,

i) Find out the material in which light travel with less velocity ?

ii) Find out the speed of light in benzene?

iii) Find out the material in which light travel with greater velocity among the given ?

iv) Find out the refractive index of benzene with respect t​

Answer 1

Answer:

(i) carbondisulphide

ii. 18 km/hr