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Solution


Q.

Which of the following statement is incorrect
1 The bending of a ray of light on passing from different media to one is called reflection.  
2 The phenomenon of splitting of white light into seven constituent colours is known as the dispersion of light.  
3 Refractive index of medium depends upon its temperature.  
4 Refractive index is directly proportional to the density of the medium.  

Ans.

(1)

Bending of a ray of light on passing from one media to another is called refraction.