Question

The number of constituents colors of white light is

• A. $5$
• B. $3$
• C. $7$
• D. $9$

Answer 1

The correct option is C

$7$

1. When white light is passed through a glass prism it splits into its spectrum of colors (in order violet, indigo, blue, green, yellow, orange and, red) and this process of white light splitting into its constituent colors is termed as dispersion.
2. The number of constituents colors of white light is seven.

Hence, option C is correct.