A photosensitive surface is illuminated with both blue and violet light. The light that causes the greater number of ejected electrons is
A)blue light.
B)violet light.
C)both eject equal numbers.
D)need more information

Question

Quizplus · Accepted Answer

The number of ejected electrons depends on the intensity of the light and the work function of the material, not just the color (wavelength) of the light. More information about these factors is needed to determine which light causes more ejected electrons.

A Photosensitive Surface Is Illuminated with Both Blue and Violet