Question

Assertion :Photoelectric current depends on the intensity of incident light
Reason: Number of photoelectrons emitted per second is directly proportional to the 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

Answer: (A)

Photoelectric current depends on
(i) intensity of incident light
(ii) the potential difference applied between the two electrodes
(iii) the nature of the emitter material