Question

What is the dispersion of white light. What is the cause of dispersion?

Answer 1

Answer:

phenomenon of splitting of white colour into seven different colours (VIBGYOR)is called dispersion of white light

CAUSE

in vacuum ray of different colours tavel with same speed

Answer 2

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The phenomenon due to which white light splits into seven colours (VIBGYOR), when passed through an equilateral prism is called dispersion