Question

In photoelectric effect explain the effect of

(i) intensity of light and photoelectric current,

(ii) potential and photoelectric current,

(iii) frequency of incidents radiation and stopping potential.

Also draw graph in all above case with brief explanation.

Answer 1

(i) Intesity of light and photoelectric current.

(ii) potential and photoelectric current.

(iii) frequency of incidents radiation and stopping potential.

Variation of stopping potential with frequency of incident radiation.