A photosensitive metallic surface has work function 
. If photons of energy 
fall on this surface the electrons come out with a maximum velocity of 
. When the photon energy is increases to 
, then maximum velocity of photoelectron will be
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
Given:
Work function 
Photon energy 
Corresponding max velocity 
So,
Now photon energy increases to 
:
Thus:
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