Download the app

Questions  

If refractive index of red, violet and yellow lights are 1.42, 1.62 and 1.50 respectively for a medium. Its dispersive power will be

a
0.4
b
0.3
c
0.2
d
0.1

detailed solution

Correct option is A

ω=μV−μRμY−1=1.62−1.421.5−1=0.4

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?


Similar Questions

ABC is an isosceles right angled triangle with the angle BAC 90o. A ray of light parallel to the base BC strikes the face AB.  The refracted ray in the prism strikes the base BC. If the refractive index of the material of the prism is 2, find the total angle of deviation of the final emergent ray


phone icon
whats app icon