A sheet of red paper will look black when illuminated with
A)red light.
B)yellow light.
C)magenta light.
D)cyan light.
E)none of the above

Question

Quizplus · Accepted Answer

According to the subtractive color theory, when you shine cyan light on a sheet of red paper, it will absorb all colors except cyan, which will be reflected back to our eyes, making the paper appear black. Therefore, choice D (cyan light) is the correct answer.

A Sheet of Red Paper Will Look Black When Illuminated