In a photoelectric experiment three different lights are incident on a metal of work function
. Light
is
wavelength with intensity
, light
is
with
and light
is
with
. The current versus voltage is measured. Which graphs correspond to which light?

Light A | Light B | Light C | |
(a) | I | III | II |
(b) | I | II | IV |
(c) | I | III | IV |
(d) | III | II | IV |
Text Solution
Verified by ExpertsThe correct answer is:
D
Saturation current 
Saturation current in light
will be lower than that of light
. Potential will be maximum.
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