Refraction Ended
 Laws of refraction  Refractive index  Absolute refractive index  Relative refractive index  Relationship between refractive indices Critical angle Ended
 describes ctical angle and total internal reflaction.  deduces the relationship between critical angle and refractive index.  designs an experiment to find the refractive index using critical angle method. Real depth and apparent depth Ended
 obtains the relationship between real depth and apparent depth.  obtains the relationship for apparent displacement.  carries out calculations to solve problem related to and apparent displacement. Refraction through a prism Ended
Experimental investigation of deviation of a light ray through a prism Deviation d-i graph Minimum deviation Relationship between prism angle, refractive index and the angle of minimum deviation. Determination of the refractive index of material of prism by critical angle method