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a
increases with increase of frequency of incident photon
b
decreases with increase of frequency of incident photon
c
does not depend on the frequency of photon but depends only on the intensity of incident light
d
depends both on intensity and frequency of the incident photon
answer is C.
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Detailed Solution
By increasing frequency, the energy of incident photon is changed but the number of photons is not changed. To increase the photo-current, the number of electrons emitted per second should be increased. This can be done by increasing the incident intensity