Chapter 28, Problem 27A

On a TV screen, what dots are activated to produce yellow? Magenta? White?

To determine

The dots that are activated to produce the yellow, magenta and white colors.

Explanation of Solution

Introduction:  The color picture on the television screen results from the reflection of light by a solid or solution. The television screen generates three colors that are red, green, and blue. The combination of these colors produces different colors on the screen.

Explanation:  The electron beam in the television is produced by an electron gun. When the beam strikes on the phosphors, they produce red, green, and blue colors. These combinations of light produce different colors on the screen of the TV screen. 

Red and green combination produces the yellow. The magenta is produced by the combination of red and blue. All colors combine to produce the white color. 

Conclusion:  Red and green produce yellow. Red and blue produces the magenta and all color combination produces the white.