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Grade 12General Physics

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

Profile image of AYANAVA DUTTA
9 Years agoGrade 12
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1 Answer

Profile image of RAHUL ROHILLA
8 Years ago
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.