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Grade: 12 

                        
why do light rays always bend towards the normal after refracting form denser to rarer medium
4 years ago

Answers : (1)

RAHUL ROHILLA
askIITians Faculty
873 Points 
							In this case, the angle ofrefraction(r)isgreater than the angle of incidence (i). Also, waterisan opticallydenserthan air, sowhenabeamoflightenters into air, it bends away from thenormal.Whenarayoflightgoes from ararer mediumto adenser medium, its speed decreases or it slows down.
2 years ago
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