Why does dispersion occur when white light which is a mixture of seven – McqOptions

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1.	Why does dispersion occur when white light which is a mixture of seven colours passes through a glass prism?
A.	7 colours of white light travels at different speeds through a glass prism
B.	7 colours are refracted at same speed.
C.	7 colours are reflected by prism
D.	The white light scatters the 7 colours throughout the prism
Answer» B. 7 colours are refracted at same speed.

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