question_answer

Consider the two following statements A and B and identify the correct choice given in the answers;

[A] In photovlotaic cells the photoelectric current produced is not proportional to the, intensity of incident light.

[B] In gas filled photoemissive cells, the velocity of photoelectrons depends on the wavelength of the incident radiation.

A) Both A and B are true    

B) Both A and B are false

C) A is true but B is false     

D) A is false B is true