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                                    Answer in detail. 1. Explain the unique properties of refraction with the aid of suitable ray diagrams. | 
                            
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Answer»  Explanation:As light goes into a medium which is denser, the light ray will 'bend' toward the normal. When it goes back into the LESS dense medium (with a lower REFRACTIVE index), it will bend back through the same angle as when it came in (if the surface at exit is PARALLEL to the surface at entry).HOPE it helps u  | 
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