In photoelectric experiment the plot between anode potential and photoelectric current is shown in figure 2.3.1. Which of the following is correct:

Options

A. Frequency of light corresponding to "a" is same as that of "b" and is different that corresponding to "c".
B. Frequency of light corresponding to "a" is different from "b" & intensities are the same.
C. Frequency corresponding to "b" is same as that of "c", but intensities are differeent.
D. Frequency corresponding to "b" is different from that of "c", and intensities are different.

Answer

A