When white light is passed through a prism, it splits into ______ colours.

A. 5
B. 6
C. 7
D. 8


The answer is “seven” colours. Solution: When white light passes through some transparent material such as a glass prism, it splits into its seven constituent colours i.e. violet, indigo, blue, green, yellow, orange, and red (VIBGYOR) This phenomenon of splitting of white light is known as dispersion of light.

Updated by: Mohammad Ali on 5 Aug 2022

This Post Has 4 Comments

  1. aroosa khan

    light splits into 7 colours

  2. Mohammad Ali

    Correct answer is “seven” colours. Solution: When white light passes through some transparent material such as glass prism, it splits into its seven constituent colours i.e. violet, indigo, blue, green, yellow, orange, and red (VIBGYOR) This phenomenon of splitting of white light is known as dispersion of light.

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