Question

what is the cause of dispersion of white light through a glass prism? draw a ray diagram to show that path of light when two identical glasses prism are arranged together in inverted position with respect to each other and a narrow beam of white light is allowed to fall obliquely on one the face of the prism​

Answer 1

Answer:

Dispersion of light is caused due to change in medium.....A ray of light bends towards normal when it moves from rarer to denser medium. And a ray of light moves away from the normal when it moves from denser to rarer medium...

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