Which one of the following phenomena of light are involved in the formation of a rainbow? 

Correct answer is (A) Only R and S

Correct answer is (D) total internal reflection

Correct option is D) Visible

D) evaporation & condensation

Commonly observed phenomena concerning light can be broadly split into three categories: 1. Ray optics or geometrical optics: Ray optics can be used for understanding phenomena like reflection, refraction, double refraction,...

Correct option is  D) 0° to 42°

Correct option is  A) 42°

Correct option is  B) 40°

Correct option is (B)water droplets

(d) Dispersion of light When white light is passed through a glass prism it splits up into its component colors (in order Violet, Indigo, Blue, Green, Yellow, Orange and Red). This phenomena...