menu search
person

You are given kerosene, turpentine and water. In which of these does the light travel fastest? Use the information given in Table.

 

Material
medium

Refractive index

Material medium

Refractive

index

Air

1.0003

Canada Balsam

1.53

Ice

1.31

-

-

Water

1.33

Rock salt

1.54

Alcohol

1.36

-

-

Kerosene

1.44

Carbon disulphide

1.63

Fused
quartz

1.46

Dense
flint glass

1.65

Turpentine oil

1.47

Ruby

1.71

Benzene

1.50

Sapphire

1.77

Crown
glass

1.52

Diamond

2.42

 

thumb_up_alt 50 like thumb_down_alt 0 dislike
5 views

1 Answer

 
verified
In water light travel faster as compare to kerosene and turpentine because the refractive index of water is lower than that of kerosene and turpentine. The speed of light is inversely proportional to the refractive index.
thumb_up_alt 50 like thumb_down_alt 0 dislike

Related questions

thumb_up_alt 50 like thumb_down_alt 0 dislike
4 views 1 answer
thumb_up_alt 50 like thumb_down_alt 0 dislike
99 views 1 answer
thumb_up_alt 50 like thumb_down_alt 0 dislike
9 views 1 answer
thumb_up_alt 50 like thumb_down_alt 0 dislike
47 views 0 answers
thumb_up_alt 50 like thumb_down_alt 0 dislike
3 views 1 answer
add_circle_outline
...