Assertion : Stopping potential depends upon the frequency of incident light but is independent of the intensity of the light.
Reason : The maximum kinetic energy of the photoelectrons is proportional to stopping petential.
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not correct explanation of A
(c) A is true but R is false
(d) A and R are false