(ii) Explain the difficulty encountered in the experiment of determining the refractive index of liquid using air cell when white light is used
Explain the difficulty encountered in the experiment of determining the refractive index of liquid using air cell when white light is used.
White light does give sharp extinction of light dispersion.
CATEGORIES Physics questions and answers
Explain why rays from the sun can still be seen shortly after sunset
In the evening the layers of air in horizon are warmer and less optically dense than those on earth. this causes bending of light rays towards the earth’s due to total internal reflection