Question

Assertion : Photoelectric current depends on the intensity of incident light.
Reason : Number of photoelectrons emitted per second is directly proportional to intensity of incident radiation.
A. If both assertion and reason are true and reason is the correct explanation of assertion.
B. If both assertion and reason are true but reason is not the correct explanation of assertion.
C. If assertion is true but reason is false.
D. If both assertion and reason are false.

Answer 1

Correct Answer - A
(a) : Photoelectric current depends on
(i) intensity of incident light
(ii) The potential difference applied between the two electrodes
(iii) the nature of emitted material.